John Hancock is best known for its life insurance. So why is the Boston company investing in a video series that has nothing to do with selling insurance, at least not directly? The “Longer. Healthier ...

As we age, our cells don’t just wear down—they reorganize. Researchers found that cells actively remodel a key structure called the endoplasmic reticulum, reducing protein-producing regions while ...

Share on Pinterest The human body experiences rapid changes around age 50, according to a new study. Maskot/Getty Images Past studies show that human aging doesn’t necessarily happen at the same pace ...