
Our body has a biological clock that determines how fast our cells age. How does this mechanism work? What are the factors that speed it up or slow it down?
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In the 1992 comedy “Death Becomes Her,” starring Meryl Streep and Goldie Hawn, the fear of growing old drives the two women to sign a pact with the devil and drink a potion that will stop aging and give them a younger appearance. In the real world, the same desire has given rise to cosmetic procedures meant to let us trick fate a little and escape our real age.
Every now and then, we meet a man or a woman who looks younger than their years. Many of them cannot explain why, and when complimented, they offer a familiar answer: “good genes.”
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