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
Redheads require more anesthesia to 'go under' than other hair colors do.
50
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Chocolate, sex, and laughter are all important for a healthy brain.
37
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Music has the ability to repair brain damage and return lost memories.
62