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Author Question: For most children, the left cerebral hemisphere __________. A) is especially active between 3 and ... (Read 47 times) |
Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.