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Author Question: A common technique of ____ is referred to as urge surfing, which directs the person to notice the ... (Read 51 times) |
The familiar sounds of your heart are made by the heart's valves as they open and close.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.
There are 20 feet of blood vessels in each square inch of human skin.