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Lazy Contact Care Can Mess Up Eyes Long Term

Nearly 20% of eye infections from contacts result in more serious eye injuries: CDC

(Newser) - Sleeping with contacts in or forgetting to swap in a new pair according to schedule may be the unintended result of a harried lifestyle, but it could also lead to long-term eye damage, a new CDC study reports. Researchers looked at 1,075 cases of eye infections reported to an... More »

Why Chopping Onions Makes You Cry

Slicing into one is the equivalent of attacking it, and they want us to stop

(Newser) - Onions are notorious for making us weep, but why? Scientists say they now have a pretty good understanding of what's going on, reports NPR in an interview with chemist and author Eric Block. It turns out the vegetable has "evolved a chemical defense system" in an attempt to... More »

Woman Loses Vision After Weight-Loss Surgery

Not to mention severe pain and lesions on her eyes

(Newser) - After a Texas woman had gastrointestinal surgery, she lost weight as expected—but she also lost her vision. According to a study published last week in JAMA Ophthalmology, the woman in her 40s started complaining of deteriorating vision, eye pain, and lesions on her eyes. Study author Kyle Kirkland tells... More »

Teen Girl's Bleeding Eyes Are Ruining Her Life

And doctors are stumped

(Newser) - Marnie-Rae Harvey isn't a James Bond villain. She's just a typical 17-year-old British woman who happens to regularly bleed from her eyes—as well as her ears, fingernails, tongue, nose, and scalp, Cosmopolitan UK reports. But the really scary thing is no one knows why it's happening.... More »

How Bowie Got His Most Unusual Feature

Was it heterochromia, or a fistfight?

(Newser) - David Bowie may be gone , but that cool gaze will be with us a long time. As any color close-up of him reveals, he had one blue eye and one brown—so how did they get that way? Rumor had it that the pop star was afflicted by a condition... More »

How You're Most Likely to Get an Eye Injury

Fighting comes in a close second

(Newser) - Falls and brawls are the top reasons Americans sustained eye injuries between 2002 and 2011, report Johns Hopkins researchers at the 119th annual American Academy of Ophthalmology meeting. Out of nearly 47,000 patients up to age 80 who were diagnosed with eye trauma across the US in that time,... More »

In a First, Toy Laser Causes Eye Damage

And now a bus driver has permanently blurry vision

(Newser) - Bus drivers already have to put up with so much; maybe we shouldn't let children shine laser pointers in their eyes on top of everything else. Live Science reports a German bus driver suffered permanent eye damage when a child bounced a toy laser off his rearview mirror and... More »

Eye Exercises Can Reduce Our Natural Blind Spots

And, that's great news for people losing their vision

(Newser) - Your blind spot could shrink using simple exercises, say researchers who think they could help prevent blindness and possibly even restore sight to those who've lost it. All humans have blind spots due to the lack of photoreceptors where the optic nerve passes through the retina. But we don'... More »

Age-Old Mystery About the Human Eye May Be Solved

We can see a single candle flame from 1.6 miles away, say astronomers

(Newser) - The power of human eyesight is often debated with a single question: How far can the human eye see a single candle flame? A quick Google search turns up guesses ranging from three to 30 miles, but no one has tried to find out for certain—partly because of the... More »

Mud Run Leaves Woman Blind in Eye, With $100K Bill

Uninsured mom faces flesh-eating bacteria, steep medical tab

(Newser) - A young mother in Texas who holds down two jobs but doesn't have health insurance is in the fight of her life—doing battle with not just the necrotizing fasciitis that has already claimed the vision in her left eye but also with her $100,000 medical bill. It... More »

How Contact Lenses Change Your Eyes

May alter eye bacteria, boost risk of infection

(Newser) - Contact lenses improve your vision temporarily, but they may also make lasting changes to your eyes. Twenty volunteers, including nine daily contact wearers, allowed researchers to swab various parts of their eyes, plus the skin directly below. Scientists then performed genetic tests on the swabs and on the wearers' used... More »

Mom's Photo of Son Leads to Cancer Diagnosis

Julie Fitzgerald knew she saw something odd in his eye

(Newser) - A mom's photo of her 2-year-old boy helped her spot a rare cancer symptom and possibly prevent the disease from spreading to his blood and brain, WREX 13 and Fox 8 report. Illinois resident Julie Fitzgerald noticed earlier this year that her son Avery's left eye looked a... More »

Lingering Ebola Turns Survivor's Blue Eye Green

And then Dr. Ian Crozier's iris turned blue again

(Newser) - Ebola survivor Dr. Ian Crozier was released from Atlanta's Emory University Hospital in October when his blood showed no sign of the virus. His Ebola troubles weren't over, though. Two months later, he developed inflammation, searing pain, and high blood pressure in his left eye; he could soon... More »

The Way You Apply Eyeliner Could Be Unhealthy

If you're a contact lens wearer, that is

(Newser) - Your dramatic eye makeup could actually be unhealthy for your eyes assuming you're a contact lens wearer, according to a tiny pilot study that appears in Eye and Contact Lens Science and Clinical Practice . The study involves the "waterline." That's the thin inner portion of the... More »

Baby Born With No Eyeballs

Expanders are sutured into his eye sockets so that one day he may get a transplant

(Newser) - When Kelly Lopez gave birth to a baby boy three months ago in Mesa, Ariz., she didn't think much of the fact that her newborn wasn't opening his eyes until hours went by. By 13 days of age, Richie Lopez had an MRI, and the family was shocked... More »

Why Long Lashes Are Bad for Your Eyes

They funnel in air and dust, study says

(Newser) - Long lashes may be alluring, but watch out: A new study says they funnel air into the eye rather than protect it, Today reports. Researchers started off by measuring animals' eyelashes, which were always one-third the width of the eye. Such natural lashes apparently protect against dirt and drying by... More »

Shoddy Contact Lens Care Could Make You Blind

CDC warns improper lens care raises risk of keratitis

(Newser) - Unless contact lens wearers want to land in the hospital with a nasty eye infection, they need to get serious about proper lens care, a CDC study suggests. Its study, published yesterday, looks at inflammation of the cornea, or keratitis. Noting the "overall burden ... of keratitis in the United... More »

Meet the Woman Who Can See 100 Times the Colors You Can

Concetta Antico is a tetrachromat: her eyes have four cones

(Newser) - If you're a tetrachromat—which, odds are, you aren't—you can see more colors than the rest of us, thanks to an extra structure in your eyes. The structure, known as a cone, detects certain light wavelengths. With three cones, most of us can see about a million... More »

Boy's Organ Donation Rejected Because He's Gay

Family of Alexander Betts Jr couldn't give his eyes away

(Newser) - Alexander Betts Jr's heart, liver, kidneys, and lungs all went to recipients when he died following a suicide attempt last year. His eyes, however, did not—because Betts was gay, the Washington Post reports. "My initial feeling was just very angry because I couldn’t understand why my... More »

Eyes of the Dead Could Help Living See

Cell transplants restore brain, eye connection

(Newser) - A new technique could dramatically improve the ways in which the eyes of the dead can help restore sight to the blind, according to research published in the journal Stem Cells Translational Medicine . Researchers extracted a type of adult stem cell from the back of donated eyes and found that... More »

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