Found in 1 comment on Hacker News
srrge · 2017-08-03 · Original thread
I am 42 and having the best sex of my life with my wife married 16 years ago. The book The Enlightened Sex Manual [0] is a great ressource on that matter.

TL;DR of the book: ejaculate less often, be more awake during sex.

[0] https://www.amazon.fr/Enlightened-Sex-Manual-Sexual-Superior...

Fresh book recommendations delivered straight to your inbox every Thursday.