Humans are the only animals known to develop Alzheimer’s disease, an age-related brain disorder that causes impaired cognitive functioning and other behavioral problems. Or at least, that’s what we thought. For the first time ever, researchers are claiming to have found signs of the disease in the brains of elderly chimps—a discovery that could yield new insights into the dreaded disorder.
It’s a known fact that as we age, we sleep less. But the reasoning behind this phenomenon is poorly understood. Do older adults sleep less because they need less sleep, or because they simply can’t get the sleep they need?
If you’re counting on technology to radically extend your lifespan, you’ll want to pay close attention to what’s happening with the Greenland shark. According to a new scientific paper, this mysterious deep-sea dweller can live up to 400 years, making it the longest-lived vertebrate on Earth.
For women, menopause is a natural part of getting older, but it may also speed up the aging process, a new study finds.
You know how old you are — but do you know how old your body is?
Imagine looking through a fogged-up car window. You can see shapes and movement on the other side, but everything is blurry, the colors muted. Now imagine if that’s what the world looked like every time you opened your eyes. That’s what life is like for the millions of people living with cataracts, the leading cause of blindness globally.
People age at different rates, and now, a new study finds that people’s tendency to age more slowly or quickly than their contemporaries is evident in healthy people as young as their 30s.