...we should have a look at a good article in the USC Trojan Family Magazine. It is a large pdf, but once you have it loaded go to p. 36 for "Reaching Toward the Fountain of Youth."
There is plenty of current research in "anti-aging" strategies. It is likely that we or people we know will be presented with one or more. This article gives some details on intriguing approaches, but also cautions,
"The efficacy of longevity therapies marketed today will not be proven for at least a generation. Nature abhors a vacuum, and scammers are quick to spot an opportunity. The anti-aging industry is an obvious magnet for charlatans."