ELI5: Explain Like I'm 5

Rejuvenation Research

Rejuvenation research is when scientists try to find new ways to make people and animals look and feel younger. They research different things, like chemicals, foods, and medicines that may help people look and be healthier. They also study how people's bodies age, and how they can be kept young. Ultimately, rejuvenation research is all about trying to find new ways to keep people looking and feeling their best.