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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.