Pound for pound, the tongue is our strongest muscle. Your tongue actually looks a lot like your intestines and provides a great insight into how your body is responding to the outside world and the food you are eating. Traditional Chinese medicine uses the tongue for most diagnoses, so take a look at yours. Fissures are naturally present in 5 percent of people so don't sweat them.
Poor dental hygiene leads to large papilla bumps that look like small hairs, thus the name hairy tongue. Drug reactions (including to herbs) will cause blisters and ulcers. Strawberry tongue happens in toxic shock syndrome. Hypothyroid people have very fat tongues, and people with pernicious anemia have beefy red tongues.
Find out more about this book:YOU: The Owner's Manual, Updated and Expanded Edition: An Insider's Guide to the Body that Will Make You Healthier and Younger