In the industrialised world, women live at least five years longer, on average, than men.
Scientists have attributed that difference to everything from healthier habits to hardier cells.
Now, a new study that analyses the longevity of eunuchs, or castrated men, suggests that testosterone may play a part in shortening men’s lives.
The idea that testosterone, the male sex hormone, affects lifespan isn’t new.
Neutered dogs and other animals that have had their sources of testosterone removed often live longer than their intact counterparts.
For me, I go for quality of life over quantity!