Quirks of Human Anatomy | Hacker News

Hacker News readers debated claims about quirks in human anatomy and whether some body parts are truly useless.

The discussion focused on childbirth mechanics, nipples and tonsils, and the tradeoffs between surgery, C-sections, and other medical interventions.

Many commenters argued that apparent flaws in the human body may reflect evolution, especially the constraints of bipedalism and recent anatomical change.

The thread underscored how scientific uncertainty and historical medical practices shape debates over what counts as an adaptation versus a defect.