Webscientists studying aging have debated what drives the process of senescence in cellsβ€”and primarily focused on mutations in dna that can, over time,. Webthe perrin technique is a form of lymphatic massage that is practiced in great britain, and, to a limited extent, in europe. It was developed exclusively for.

A beginner's guide to the new science of longer life and better health. Shows why and how the body deteriorates.