Facial hair strongly influences women’s perception of men’s attractiveness, health, masculinity and parenting abilities.
If you stay up all night your body burns an extra 161 calories
You get a new skeleton every 10 years. Bone cells are constantly renewed and a new skeleton is ready every 10 years.
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
If your hand or arm ‘falls asleep’, you can often 'wake it up’ by shaking your head.