US scientists have identified two genes responsible for macular degeneration, the gradual deterioration of eyesight in the elderly that can lead to blindness, a study showed this week.The research published 24 April 2007, in the Journal of the American Medical Association also showed that smoking and being overweight carry a strong risk of the condition, in which the central part of the eye's retina degenerates.
Video Ad Feedback
Your brain on déjà vu
Ever experienced déjà vu? CNN's Sanjay Gupta explains what's happening in your brain when it occurs.
2:08 • Source: CNN
Your Health 8 videos
US scientists have identified two genes responsible for macular degeneration, the gradual deterioration of eyesight in the elderly that can lead to blindness, a study showed this week.The research published 24 April 2007, in the Journal of the American Medical Association also showed that smoking and being overweight carry a strong risk of the condition, in which the central part of the eye's retina degenerates.
Video Ad Feedback
Your brain on déjà vu
2:08
Now playing
• Source: CNN
rfk tell.jpg
Video Ad Feedback
RFK Jr. denies promoting misinformation as lawmakers press him on past remarks
4:38
Now playing
• Source: CNN
Weed8_Cannabisgeneric2.jpg
Video Ad Feedback
Cannabis and perimenopause: Can it help?
5:13
Now playing
• Source: CNN
<p>A new CNN Original Series <em>“Kara Swisher Wants to Live Forever” </em>examines the science, business, and ideology behind the pursuit of longer life.</p><p> </p><p> In this digital exclusive, Swisher solves the debate if red-therapy is backed y science or expensive hype. Watch the next episode of the series Saturday, April 18 at 9pm ET/PT on CNN, streaming next day on the CNN app.</p>
Video Ad Feedback
Kara Swisher questions the red-light therapy obsession
0:49
Now playing
• Source: CNN
Offit_Apr17.jpg
Video Ad Feedback
"An attempt to look reasonable." Fmr. FDA official on RFK Jr's shifting messaging on vaccines
4:32
Now playing
• Source: CNN
118907_RFKReparenting HZ THUMB CLEAN.png
Video Ad Feedback
Lawmaker presses RFK Jr. on comments on 're-parenting' Black kids
2:05
Now playing
• Source: CNN
NASA astronaut and Artemis II Pilot Victor Glover in the Orion spacecraft during the Artemis II lunar flyby. Glover and his fellow crewmates spent approximately seven hours taking turns at the Orion windows capturing science data to share with their team back on Earth. At closest approach, they came within 4,067 miles of the Moon’s surface.
How do astronauts get water in space? Artemis II crew’s essentials ahead of splashdown
4:21
Now playing
• Source: CNN
fertility.png
Video Ad Feedback
New numbers show fewer babies being born in US
0:36
Now playing
• Source: CNN