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Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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Excessive alcohol use costs the country approximately $235 billion every year.