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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

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Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

The compaction of a bacterial chromosome. The compaction of a bacterial chromosome.
Growth of a bacterial colony. Growth of a bacterial colony.
Some Genotypic Symbols Used in Bacterial Genetics Some Genotypic Symbols Used in Bacterial Genetics
The unwinding and replication of bacterial DNA. The unwinding and replication of bacterial DNA.
Common Oral Lesions/Conditions Associated with HIV Infections and Treatment Guidelines Common Oral Lesions/Conditions Associated with HIV Infections and Treatment Guidelines
Damage caused by the 1964 earthquake in Alaska Damage caused by the 1964 earthquake in Alaska
Video: Exercise and cardiac output

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