The lense of the eye continues to grow throughout a person's life.
34
Your thumb is about the same size as your nose.
124
Our brains have a negativity bias and will remember bad memories more than good ones.
15
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 male fetus is capable of attaining an erection during the last trimester.
75
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8