Category: Biological science

While the human body possesses a remarkable ability to heal, certain tissues lack the capacity for true regeneration. A frequently asked question is: **what part of the human body does not heal**? The surprising answer involves more than just one structure, including tissues with limited or no regenerative ability due to their cellular composition and lack of blood supply.

While women famously have a longer average life expectancy than men, studies using epigenetic 'clocks' suggest that men are biologically older than women of the same chronological age. However, the real question is whether females age quicker than males when all aspects of the aging process are considered.