A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5
Kissing an infection-free partner is good for your teeth!
141
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
A man's beard grows fastest when he anticipates sex.
239
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Enamel is hardest substance in the human body.
61
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190