There's 100 trillion good bacteria living in your body.
17
Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22
The human brain is more active during sleep than during the day.
28
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The human brain is insensitive to pain.
76
A woman's sense of smell is most sensitive during ovulation.
34
By weight, Bone is five times stronger than steel.
417