1. It’s no longer a radical question.

The aging literature is replete with treatments that could prolong lifespan by 20-40%, at least in lab animals. Interventions such as caloric restriction, rapamycin and metformin have been studied for decades for their anti-aging capacity. Although there is still some discrepancy in their effectiveness in primates, the biomedical community agrees that they’re promising.

Source: Denying Death: Is Radically Longer Life Good for Society? – Singularity HUB