20 Weird Facts About the Human Body That May Leave You Scratching Your Head

4. Nails on fingers grow faster than nails on toes.

Nails on fingers grow faster because they have more frequent contact with sunlight. Also, nails on your working hand grow faster than those on your non-working hand, while the longest nail is always on the middle finger. Moreover, the bigger the finger, the longer its nails are, however, no one knows for sure why.

5. Botox deprives a person of emotion.

Botox injections paralyze facial muscles and as a result, make wrinkles disappear. However, recently scientists discovered one interesting effect of such injections — the inability to fully feel emotion. The facial expression affects the emotional state directly which is why the emotions of a person with a limited ability to express them are not as full as the emotions of people who don’t use Botox.