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Results for search "Eye / Vision Problems: Misc.".

28 Dec

Vaping vs. Smoking Pot

Does the delivery mechanism for marijuana impact the drug's effects?

27 Dec

Chronic Dry Eye and Reading

Chronic dry eye may slow reading rate and disrupt day-to-day tasks.

Health News Results - 82

Teen's Fussy 'Junk Food' Diet Leaves Him Blind

TUESDAY, Sept. 3, 2019 (HealthDay News) -- Can a steady diet of junk food rob you of your vision?

A new case report suggests it's possible: After years of eating only potato chips, French fries, cold cuts and white bread, a 17-year-old British boy went blind.

Despite his bad eating habits, his body mass index, a standard measure of obesity, remained normal. But the lack of e...

Smoggy Air Might Contribute to Macular Degeneration

WEDNESDAY, Aug. 21, 2019 (HealthDay News) -- Tailpipe pollution might pose a real health threat to aging eyes, according to a new study out of Taiwan.

Researchers there found that exposure to high levels of two car exhaust pollutants nearly doubled the odds of age-related macular degeneration (AMD).

It's one of the most common causes of vision loss in older people.

How to Relieve Dry, Irritated Eyes

THURSDAY, Aug. 15, 2019 (HealthDay News) -- Do all the ads for dry eye relief have you thinking you could have this condition? If you've ever felt like you had a grain of sand in your eye when nowhere close to the beach, you could be experiencing dry eye.

Exactly what is dry eye? Simply put, it's when you aren't making enough tears to keep the front surface of the eye lubricated, or y...

Trouble Driving At Night? Yellow Lenses Won't Help

FRIDAY, Aug. 2, 2019 (HealthDay News) -- "Night-driving" glasses that promise to dim the glare of headlights may not work as advertised, a new study finds.

The glasses, featuring yellow-tinted lenses, have been marketed for years as a way to ward off blinding headlights and make night driving easier. The problem: There's no scientific evidence they work.

Now a new study, pub...

Zika's Damage Continues in Children Infected Before Birth

TUESDAY, July 9, 2019 (HealthDay News) -- New research shows that neurological damage for babies who were exposed to the Zika virus while in the womb continues to unfold years after birth.

Developmental problems were found in one-third of the 216 children studied, some of whom were 3 years old. The problems affected language, thinking and motor skills development. Some also had eye a...

Potentially Blinding Shingles of the Eye  on the Rise

THURSDAY, May 9, 2019 (HealthDay News) -- The virus that gave you chickenpox as a kid can rise again after decades of inactivity and inflict a painful, even blinding, eye infection in old age.

New research reveals that cases of eye-based "shingles" have tripled since 2004.

Exactly what is driving the increase remains unclear. What is clear, however, is that either of two vac...

Was Dyslexia the Secret to Leonardo da Vinci's Greatness?

THURSDAY, May 2, 2019 (HealthDay News) -- Leonardo da Vinci was an atrocious speller, a sure sign of dyslexia, but it's possible that very disorder fueled his genius, a researcher says.

May 2 marks the 500th anniversary of the death of da Vinci, an inventor and artist regarded by many as the most creative person ever known.

"Dyslexia is probably one of the things that made d...

Brain Sharpens the Hearing of the Blind, Study Finds

WEDNESDAY, April 24, 2019 (HealthDay News) -- Researchers have long wondered why blind people seem to have a sharpened sense of hearing. Now a Seattle team has pinpointed specific brain adaptations that occur in folks without sight.

"There's this idea that blind people are good at auditory tasks, because they have to make their way in the world without visual information. We wanted to...

When Using Moisturizers With Sunscreen, Don't Miss Around the Eyes

WEDNESDAY, April 3, 2019 (HealthDay News) -- Even though many moisturizers now contain sunscreens, people may not put them on their faces as carefully as they do sunscreen lotions, new research suggests.

"Moisturizer is not as well applied as sunscreen," said lead author Kevin Hamill, a lecturer in eye and vision science at the University of Liverpool in England.

"Therefore,...

Extra Calcium Safe for the Aging Eye

FRIDAY, March 22, 2019 (HealthDay News) -- To take calcium or not to take calcium, that is still the question.

In a new study that contradicts earlier research, investigators found that adding calcium to your diet will not raise your risk of a common age-related eye disease.

That disease, age-related macular degeneration (AMD), is a leading cause of vision loss and ...

Eye-Soothing Tips for Computer Users

WEDNESDAY, March 20, 2019 (HealthDay News) -- Screens: They're at work, at home and even in the palm of your hand. But stare too long at them and your eyes -- and mind -- could pay a price, experts warn.

For example, too much screen time can lead to problems such as eye strain, dry eye, headaches and insomnia, the American Academy of Ophthalmology warns.

"Eyestrain can be fr...

Ebola Survivors Continue to Suffer Years After Recovery

THURSDAY, March 14, 2019 (HealthDay News) -- Many survivors of the 2014-2016 Ebola outbreak in West Africa have ongoing health problems, a new study finds.

More than 28,000 people were infected and more than 11,000 died in the outbreak.

Researchers compared 966 Ebola survivors from Liberia with 2,350 close contacts and sexual partners. They found that survivors were more lik...

Dry Eye and Migraines Might Be Linked: Study

FRIDAY, March 8, 2019 (HealthDay News) -- People with migraines may be at higher odds of also having chronic dry eye disease, and that's especially true for seniors, new research shows.

The 10-year study of almost 73,000 people cared for at ophthalmology clinics in North Carolina found that -- after accounting for certain medication use and other factors -- people with migraine had a...

A Hard Look at Smoking's Effect on Vision

FRIDAY, Feb. 22, 2019 (HealthDay News) -- If life looks gray and cloudy when you smoke, you might not be imagining it.

Heavy smoking may actually damage color and contrast vision, researchers report.

They looked at 71 healthy people who smoked fewer than 15 cigarettes in their lives and 63 people who smoked more than 20 cigarettes a day. The participants were aged 25 to 45 a...

Protect Your Aging Eyes From Macular Degeneration

FRIDAY, Feb. 15, 2019 (HealthDay News) -- Age-related macular degeneration (AMD) is an incurable eye disease that affects millions of older Americans, but there are a number of things you can do to reduce your risk, a vision expert says.

AMD causes blurred central vision due to damage to the macula, a small area at the back of the eye, and it is most common after age 60, according to...

Weight-Loss Surgery Typically Pushes Type 2 Diabetes Into Remission

THURSDAY, Feb. 7, 2019 (HealthDay News) -- As many as 7 out of 10 people with type 2 diabetes can achieve long-term disease remission by having weight-loss surgery called gastric bypass, according to a new Danish study.

The surgery isn't necessarily a cure for type 2 diabetes. Some people who go into remission and appear to no longer have the disease can relapse and start having sympto...

How to Prevent and Treat Eye Allergies

THURSDAY, Jan. 31, 2019 (HealthDay News) -- When it comes to allergies, allergic rhinitis with its congested, itchy nose gets a lot of attention. But for some, allergic conjunctivitis with itchy, watery eyes is the greater nuisance. You might even have both reactions.

Allergic conjunctivitis is inflammation of the conjunctiva -- the layer of tissue lining the eyelids and coveri...

Stem Cell Therapy Shows Early Promise Against Macular Degeneration

THURSDAY, Jan. 17, 2019 (HealthDay News) -- Age-related macular degeneration is the leading cause of vision loss in seniors, and existing treatments are few.

But now, experiments in pigs and rats suggest that stem cell therapy might help curb at least one form of the disease.

The results could soon lead to the first human trials of this therapy for macular degeneration, acco...

Toy Guns Pose Big Threat to Young Eyes

THURSDAY, Dec. 20, 2018 (HealthDay News) -- Thinking of buying your kid a BB, pellet or paintball gun for Christmas? Don't forget eye protection, the American Academy of Ophthalmology urges.

The number of eye injuries related to so-called "nonpowder guns" are increasing at an alarming rate. In fact, one study published earlier this year found a nearly 170 percent increase in these typ...

Even Non-Concussion Head Hits Affect Young Football Players' Vision

THURSDAY, Dec. 20, 2018 (HealthDay News) -- New research on 12 high school football players tracked for a season found that repeat head impacts affected the boys' vision -- even if those hits didn't result in concussion.

The Indiana University researchers stressed that the changes in vision did seem temporary.

But since vision tests are part of certain testing protocols for...

Wearing Contacts 24/7 Can Bring Infection, Blindness, Doctors Warn

WEDNESDAY, Dec. 19, 2018 (HealthDay News) -- Dangerous infections, blinding ulcers in the eyes: These are just some of the troubles that can come from wearing your contacts for too long.

Contact lenses are generally considered safe, but wearing them while asleep significantly raises the risk of developing serious complications that can cause permanent visual loss, the U.S. Centers fo...

AHA: The Eyes Have It for High Blood Pressure Clues

THURSDAY, Dec. 13, 2018 (American Heart Association) -- When Dr. William White shines a bright light in his patient's eye, he's looking for more than just vision problems.

He's searching for clues indicating the effects of high blood pressure, or hypertension, and what he finds could help prevent heart attacks, strokes and other serious health problems far beyond the eye.

"We ...

Another Dry Eye Harm: Slowed Reading

TUESDAY, Nov. 20, 2018 (HealthDay News) -- People with chronic dry eye may find the condition slows them down when they have to read beyond a couple of paragraphs, a new study suggests.

Researchers found that compared with people without dry eye, those with the condition read at a slower rate when they were tasked with a 7,200-word passage.

The study authors said that tradit...

Change Within the Eye May Be Early Warning for Macular Degeneration

FRIDAY, Nov. 9, 2018 (HealthDay News) -- Age-related eye disease is a worldwide problem that costs people not only their vision, but also hundreds of billions of dollars globally. So an international research team decided to look into ways to prevent or treat this type of vision loss.

The investigators discovered that calcifications in the retina -- the thin layer of tissue that lines...

Smartphones, Summer Birth Could Raise Kids' Odds for Nearsightedness

TUESDAY, Nov. 6, 2018 (HealthDay News) -- Kids with summer birthdays, especially those who spend long hours playing on smartphones and tablets, might be at greater risk for vision problems, a new study suggests.

Nearsightedness, also called myopia, is on the rise worldwide. It's what eye doctors call a refractive error, meaning the eyes can't focus light properly. The result: Close ob...

Did Leonardo da Vinci's Genius Stem From a 'Lazy Eye'?

THURSDAY, Oct. 18, 2018 (HealthDay News) -- Leonardo da Vinci gave the world the Mona Lisa and The Last Supper. Now, a British researcher suggests an untreated eye ailment may have helped the Renaissance genius perfect these and other masterpieces.

After analyzing a series of paintings and sculptures that are thought to depict the likeness of Italian painter da Vinci (1...

Cataract Surgery, Hearing Aid May Boost the Aging Brain

TUESDAY, Oct. 16, 2018 (HealthDay News) -- You won't jump for joy when you're told you need hearing aids or cataract surgery. But get this: Both appear to slow mental decline in older adults.

That's what researchers concluded after studying more than 2,000 people in England who had cataract surgery and more than 2,000 Americans given hearing aids.

"These studies underline ...

AHA: A Child's Eyes May Be a Window Into Later Heart Disease Risk

FRIDAY, Oct. 12, 2018 (American Heart Association) -- Having optimal cardiovascular health as a child could predict the health of tiny blood vessels in the eye in adulthood -- a finding that could serve as an early marker of heart disease, according to new research.

The study, published Friday in the Journal of the American Heart Association, investigated the association betwe...

Mediterranean Diet May Help Preserve Your Vision: Study

THURSDAY, Oct. 4, 2018 (HealthDay News) -- A Mediterranean-style diet might significantly reduce your risk of a major cause of blindness, a new study suggests.

Poor diet is emerging as an important factor in the development of a degenerative eye disease called age-related macular degeneration (AMD). It's a leading cause of vision loss among older Americans.

"You are what you...

Viagra Linked to Trouble With Color Vision: Report

MONDAY, Oct. 1, 2018 (HealthDay News) -- High doses of the impotence drug commonly known as Viagra can cause damage to the eye's retina that results in irreversibly tinted vision, researchers contend in a case study.

"People who depend on colored vision for their livelihood need to realize there could be a long-lasting impact of overindulging on this drug," said lead investigator Dr. ...

Don't Turn a Blind Eye to Vision Problems

WEDNESDAY, Sept. 26, 2018 (HealthDay News) -- Your eyes are subject to a wide variety of health conditions, from minor annoyances to serious chronic diseases and even cancer.

While it's never a good idea to ignore any change in your vision or in the appearance of your eyes, call your doctor right away if you experience the following warning signs.

Report any sudden spots and...

Contact Lenses May Harbor Serious, Blinding Infection

FRIDAY, Sept. 21, 2018 (HealthDay News) -- Contact lens wearers everywhere need to be on the lookout for a rare, but potentially blinding, eye infection, British researchers warn.

In southeast England, cases of the infection, called Acanthamoeba keratitis, have tripled since 2011, a new study found.

The illness is typically tied to poor contact lens hygiene use.

T...

Eyes Could Be Window to Predicting Alzheimer's

THURSDAY, Aug. 23, 2018 (HealthDay News) -- An eye exam might spot people with Alzheimer's disease before they show any symptoms, researchers report.

"All of us have a small area devoid of blood vessels in the center of our retinas that is responsible for our most precise vision. We found that this zone lacking blood vessels was significantly enlarged in people with pre-clinical Alzhe...

Sleep in Your Contacts, Risk Serious Eye Damage: CDC

THURSDAY, Aug. 16, 2018 (HealthDay News) -- A 59-year-old man was in the shower, wiping his eyes with a towel, when he heard a popping sound and felt pain shoot through his left eye.

His cornea had developed a severe ulcer and ruptured, tearing a hole in his eye.

The ulcer grew from a bacterial infection the man developed after leaving his soft contact lenses in overnight du...

Thinning Retina Seen as Early Warning Sign for Parkinson's

THURSDAY, Aug. 16, 2018 (HealthDay News) -- Your eyes could provide early evidence that you're developing Parkinson's disease, a small study out of South Korea suggests.

People with early Parkinson's appear to experience a thinning of their retinas, which are the light-sensitive nerve cells that line the back of the eye, the researchers reported.

This study is the first to ...

Stem Cells Restore Some Vision in Blind Mice

WEDNESDAY, Aug. 15, 2018 (HealthDay News) -- Scientists say they have restored some degree of vision in blind lab mice, by activating stem cells in their eyes.

The procedure is the first of its kind and the researchers hope it will lead to treatments for incurable eye diseases.

Stem cells are primitive cells that can develop into mature body tissue. Researchers have been stu...

New Research Suggests Glaucoma May Be an Autoimmune Disease

FRIDAY, Aug. 10, 2018 (HealthDay News) -- The eye disease glaucoma may be an autoimmune disorder, a new study suggests.

Glaucoma affects nearly 70 million people worldwide. It damages the retina and optic nerve and can lead to blindness.

In research with mice, scientists found that immune system T-cells cause the retinal damage that occurs in glaucoma, and that previous inte...

Have Glaucoma and Need to Switch Eye Docs? Here's What You Need to Do

TUESDAY, Aug. 7, 2018 (HealthDay News) -- If you have glaucoma and need to find a new ophthalmologist, creating a personal data portfolio will help ensure a smooth transition in the care of your eye disease.

The Glaucoma Research Foundation suggests the portfolio should include: your specific type of glaucoma; when you were diagnosed and how (elevated eye pressure, optic nerve damage...

Brain's 'Plasticity' Amazes as Boy Recovers From Drastic Surgery

TUESDAY, July 31, 2018 (HealthDay News) -- The developing brain of a growing child has incredible ways of compensating for the loss of an essential brain region, a new case study shows.

A young boy has retained his ability to recognize faces even though surgeons removed one-sixth of his brain, including the region that normally handles that task, his doctors said.

Essentiall...

July 4 Fireworks Nearly Cost This Fireman His Life

TUESDAY, July 3, 2018 (HealthDay News) -- Fire Capt. Jay Northup lit the fuse for the intended climax of his backyard fireworks display, a pricey 12-mortar box that would create a wondrous shower of glittering lights over his neighborhood.

Three of the 12 tubes went off, and then silence. A dud.

"I spent $600 on that, it's going to work," recalled Northup, who serves with th...

As the Eyes Go, So May the Mind

THURSDAY, June 28, 2018 (HealthDay News) -- A new study sheds light on how vision loss is linked to mental decline in seniors.

For the study, University of Miami researchers analyzed health data from more than 2,500 adults, aged 65 to 84, who were followed from about 1993 to 2001.

The investigators found that the rate of vision loss was associated with the rate of declining...

Cataract Surgery Tied to Fewer Car Crashes for Seniors

THURSDAY, June 28, 2018 (HealthDay News) -- Data on more than half a million Canadian seniors shows that traffic accident rates fall after drivers undergo a needed cataract surgery.

The effect was relatively modest -- about a 9 percent decline -- but suggest that "improvements in visual function from cataract surgery are associated with decreased driving risks," according to a team l...

Test-Taking Can Be Tough for Kids With Vision Problems

THURSDAY, June 14, 2018 (HealthDay News) -- A lazy eye? Crossed eyes? New research suggests that children with such vision problems may take longer to complete standardized tests.

The study included 85 children, average age 10. Of those, 47 had lazy eye (amblyopia), 18 had been treated for crossed eyes (strabismus), and 20 had no vision issues.

Lazy eye is when one eye does ...

Bookworms More Prone to Be Nearsighted, Study Finds

THURSDAY, June 7, 2018 (HealthDay News) -- You're probably familiar with the stereotypes about people who wear glasses -- these folks are studious and spend a lot of time indoors with their noses in a book.

As is often the case, it turns out that at least that stereotype may be true, a new British study suggests.

The research found that the more years someone spent in educa...

FDA Approves 1st Artificial Iris

WEDNESDAY, May 30, 2018 (HealthDay News) -- The U.S. Food and Drug Administration on Wednesday gave its OK to the first artificial iris -- the colored part of the eye that surrounds the pupil.

The surgically implanted device can be used on adults and children whose iris is missing, has been damaged by a congenital condition called aniridia, or has been injured, the agency said in a ne...

Scientists Create First 3D-Printer Corneas

WEDNESDAY, May 30, 2018 (HealthDay News) -- These days, medical advances seem to be happening in the blink of an eye. Now, British scientists report they have created human corneas using 3D-printing technology.

The researchers said they hope this breakthrough will one day ensure an unlimited supply of corneas. Human corneas are now in short supply. Yet, there are 10 million people aro...

5 Ways to Protect Your Eye Health

FRIDAY, May 25, 2018 (HealthDay News) -- Your risk of vision problems increases with age, but there are things you can do to protect your sight, eye doctors say.

By age 65, one in three Americans will have a vision-impairing eye disease. But early treatment of many of these conditions can slow or halt vision loss, or even restore normal vision, according to the American Academy of Oph...

Dilemma for Cancer Patients as Life-Saving Meds Are Tied to Vision Loss

FRIDAY, May 18, 2018 (HealthDay News) -- A newer type of cancer treatment may offer the chance of longer survival, but the drugs could also trigger new side effects, such as vision problems.

New research reports on three cases of a potentially vision-threatening eye condition called uveal effusion that patients developed after taking cancer immunotherapy. Immunotherapy uses a person'...

Sun's UV Rays a Threat to Your Eyes, Too

FRIDAY, May 11, 2018 (HealthDay News) -- It's not just your skin that needs protection from ultraviolet rays, health experts warn.

UV rays from the sun can cause corneal sunburn (photokeratitis) and UV damage that has been linked to macular degeneration, cataracts, cancer and pterygium (a growth on the white part of the eye), according to Prevent Blindness, a nonprofit eye health and...

A Bit of Dark Chocolate Might Sweeten Your Vision

THURSDAY, April 26, 2018 (HealthDay News) -- It may not replace prescription glasses, but a few bites of dark chocolate might offer a slight and temporary bump up in vision quality, new research suggests.

Heart-healthy compounds in chocolate called flavanols appeared to sharpen eyesight for a group of 30 healthy young adults in the new study.

The observed change in vision wa...

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