Men should be glad to be grey or thinning on top. There are good scientific reasons why young women may prefer an older man as a mate, and they'll expect him to be bald.
... Men have evolved to attract women. Because only some men go bald, we must assume that different women are attracted differently. Some women will be attracted to young men, but young men are untried and therefore risky, so some women will seek sugar daddies instead. Mating with sugar daddies invokes a different set of risks but the trophy wife is nonetheless making a rational choice - one that may well have been rewarded preferentially in the Stone Age - to which she is in part guided by baldness in her man. Read more