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Author Question: The origins of glacial landforms are difficult to ascertain because glaciers produce landforms that ... (Read 57 times) |
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.