A single elevated ESR, without any symptoms of a specific disease, will usually not give enough information to make a medical decision. Furthermore, a normal result does not rule out inflammation or disease. Moderately elevated ESR occurs with inflammation but also with anemia, infection, pregnancy, and with aging.
Between 65 and 81 percent of people can curl their tongues, and slightly more women than men can do it, studies find. The notion that a person's ability to roll his or her tongue is determined by a single dominant gene stems from a paper published in 1940 by geneticist Alfred Sturtevant.
Their is an average of 10,000 taste buds on your tongue. There are on average between 3,000 and 10,000 taste buds in your  tongue. Taste buds are replaced every two weeks and detect sweet,  sour, salt, savory and bitter foods. The human tongue has about 10,000 taste buds. The average is about 10,000 and they are all replaced about every 2 weeks.