| Not all our taste buds are on our tongue; about 10% are on the palette and the cheeks. |
| Your tongue is germ free only if it is pink. If it is white there is a thin film of bacteria on it. |
| Exercise shortly before eating or light physical activity after a meal produces a greater "caloric burn" leaving fewer calories to be stored as fat. |
| Young people need more sleep than adults - about 8-10 hours each night - because growth hormone is released almost entirely during sleep. |
| The body has approximately 2-4 million sweat glands weighing a total of approximately 100 gms. |
| Acupuncture was first used as a medical treatment in 2700 BC by Chinese emperor Shen-Nung. |
| The blood volume in a healthy adult amounts to 8% of total body weight. |
| Caffeine increases the release of epinephrine and norepinephrine - 2 of the "stress hormones" that trigger the fight or flight response. |
| The tips of fingers and the soles of feet are covered by a thick, tough layer of skin called the stratum corneum. |
| Laughing lowers levels of stress hormones and strengthens the immune system. Six-year-olds laugh an average of 300 times a day. Adults only laugh 15 to 100 times a day. |