A growing number of countries are stamping out malaria, the World Health Organization said Wednesday, as it launched an initiative to help eradicate the deadly disease in 25 more countries by 2025. Ahead of World Malaria Day on Sunday, the UN health agency insisted that elimination of the disease that kills some 400,000 people each […]
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DR ELLIE CANNON: When will my eyes get better?
DR ELLIE CANNON: I stopped taking statins due to droopy eyes. When will they get better? I recently stopped taking statins after suffering a droopy eye and sight problems because of the pills. A month later, my eyesight is not better. How long will it take to go back to normal? Statins are medications that […]
Saint Petersburg eyes virus lockdown amid record deaths
Russia’s second city Saint Petersburg registered a record number of virus deaths on Tuesday as authorities warned of an imminent lockdown and shuttered restaurants for the New Year’s holidays. Saint Petersburg—one of Russia’s most popular tourist destinations—is struggling with a major health crisis, with hospitals overwhelmed with coronavirus patients but residents flouting social distancing and […]
New coronavirus can infect your eyes as well as your lungs
COVID-19 is primarily a respiratory infection, but experts have suspected the virus can also infiltrate the eyes. Now, scientists have more direct evidence of it. The findings are based on a patient in China who developed an acute glaucoma attack soon after recovering from COVID-19. Her doctors had to perform surgery to treat the condition, […]
These muscle cells are guideposts to help regenerative flatworms grow back their eyes
If anything happens to the eyes of the tiny, freshwater-dwelling planarian Schmidtea mediterranea, they can grow them back within just a few days. How they do this is a scientific conundrum—one that Peter Reddien’s lab at Whitehead Institute has been studying for years. The lab’s latest project offers some insight: in a paper published in […]
Eyes send an unexpected signal to the brain
The eyes have a surprise. For decades, biology textbooks have stated that eyes communicate with the brain exclusively through one type of signaling pathway. But a new discovery shows that some retinal neurons take a road less traveled. New research, led by Northwestern University, has found that a subset of retinal neurons sends inhibitory signals […]
How the eyes might be windows to the risk of Alzheimer’s disease
Alzheimer’s disease (AD) begins to alter and damage the brain years—even decades—before symptoms appear, making early identification of AD risk paramount to slowing its progression. In a new study published online in the September 9, 2019 issue of the Neurobiology of Aging, scientists at University of California San Diego School of Medicine say that, with […]
Study eyes how human brain ‘sees’ world
It is plain to see that the world moves pretty fast—but the human brain moves even faster to see. A new Brain and Mind Institute study is offering insights into how the our brains process a world in which the images of people, places and things are constantly shrinking, expanding and changing on the retina […]
Breakthrough in understanding how human eyes process 3-D motion
Scientists at the University of York have revealed that there are two separate ‘pathways’ for seeing 3-D motion in the human brain, which allow people to perform a wide range of tasks such as catching a ball or avoiding moving objects. The new insight could help further understanding into how to alleviate the effects of […]
This Woman Was Accidentally Prescribed Erectile Dysfunction Meds for Dry Eyes
We place a lot of trust in our doctors and pharmacists. But these and other medical professionals are only human, meaning they’re not immune to making mistakes. That’s what one woman from the U.K. learned the hard way—when she found herself battling chemical injuries after she was mistakenly given erectile dysfunction (ED) cream for a dry eye condition. […]