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Research into reversing aging is progressing, with methods like cellular reprogramming and senolytic drugs showing promise in animals but posing risks like cancer. Blood transfusions from young animals have also shown rejuvenation, but human trials are lacking and carry potential dangers. While extending lifespan is a goal, focusing on increasing healthspan – the time lived free from major diseases like cancer, heart disease, and neurodegenerative disorders – offers a more realistic and attainable approach.

Prepared by Olivia Bennett and reviewed by editorial team.