Chocolate is associated with the release of serotonin, the hormone that makes you feel relaxed, calm, and happy.
183
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
The human brain is more active during sleep than during the day.
28
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Brain freeze is caused by the brain sensing the drop of temperature on your palate and increasing blood pressure in an attempt to save you from freezing.
14