People who still look young in their 60s and beyond usually aren't hiding a secret product — they're hiding a lower lifetime dose of stress, and the body seems to keep a visible record of exactly how much of it we've carried

People who still look young in their 60s and beyond usually aren't hiding a secret product — they're hiding a lower lifetime dose of stress, and the body seems to keep a visible record of exactly how much of it we've carried

There is a photo in most families like it. A reunion, a wedding, some milestone dinner, two people the same age standing shoulder to shoulder under bad fluorescent light. One of them could pass for a decade younger. The other looks like the years billed her for something the first one never paid. People notice. Nobody says it out loud, but everyone runs the comparison, and everyone has a theory. Good genes. Good cream. A husband who does the dis…