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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.
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There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Feral pigs in the United States (here Cape Canaveral, Florida)
Vice President Richard M. Nixon and Soviet leader Nikita Khrushchev engage in a “kitchen debate” ...
Richard Rodriguez represents millions of immigrants—not just those of Latino origin but those from ...
Factors Affecting the Affinity of Hb for O2
Expansion factors for orifice plates
The Heat Index.