When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The lifespan of a tastebud is ten days.
130
You have no sense of smell when you're sleeping!
72
Your heart pumps about 2,000 gallons of blood each day!
53
Your tongue is the only muscle in your body that is attached at only one end.
173
The average person has over 1,460 dreams a year!
69
There are more bacteria in your mouth than there are people in the world.
60