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Both men have faced criticism about what can appear to be obvious signs of aging, including questions about their memory and cognitive abilities.
A biologist explains why no two people or cells age the same way, and what this means for anti-aging interventions.
Aging is a culmination of factors spanning from your cells to your environment. A number of interconnected processes determine how quickly your body is able to repair and recover from damage.
While some people may be older in chronological age, their biological age might be much younger. FangXiaNuo/E+ via Getty ImagesYou likely know someone who seems to age slowly, appearing years younger than their birth date suggests. And you likely have seen the opposite – someone whose body and mind seem much more ravaged by time than others. Why do some people seem to glide though their golden years and others physiologically struggle in midlife? I have worked in the field of aging for all of my