Why Coach Travel Is Bad For Sex (And You Should Splurge On Business Class Instead) - View from the Wing

It’s not just that the coach seats are smaller and more constraining. It turns out that flying coach is bad for the male sex drive, and the specific problems are ameliorated by premium cabin travel. That’s because the stress of coach travel, confined spaces and long lines, lead to the release of chemicals in the brain that drive down male testosterone. This retards libido and can harm sexual function.