Contains adult themes. Greg Foot looks at why humans have pubic hair - investigating the hormones that cause growth, and the benefits of shaving vs letting it .\r<br>\r<br>Greg explains why some men cant help but go bald. Why do we have pubic hair?- Footnote 1 .\r<br>\r<br>We all agree that beards look a lot better on men than they do on women, but why? Discover the origins of human facial hair with Greg in this Head Squeeze .\r<br>\r<br>\r<br>\r<br>Get a whiff of this! James May delves in to the mechanics of deodorant. Did you know that our sweat doesnt smell? Made up of various things like our diet and .
