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Author Question: How do we know the mass of Neptune? A) the period and size of Neptune's orbit around the Sun B) ... (Read 32 times) |
Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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.