Ageing

African Americans with a certain gene variant have nearly double the risk of developing late-onset Alzheimer’s disease than those without it, a new study has found.

Alzheimer’s disease cases in the U.S. will nearly triple in the next 40 years, according to new projections Wednesday that suggest there will be nearly 14 million sufferers by 2050.

Why does adult human heart fail to regenerate following a heart attack? A new study may have found the answer to this long-standing puzzle by simulating human-like heart attacks in newborn and adult mice.