Aging Comes in Waves
Aging is not a gradual, linear process. Your body goes through major biological upheavals at certain times in your life. Here's how to prepare for them.

Recent research on how the human body ages is both comforting and alarming. Your body may not age much at all from one year to another. Your heart, skin, muscles, bones, and kidneys may function at the same level with no discernible changes for years at a time. Then, out of nowhere, you wake up one day with deep lines across y…


