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Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

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Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

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Your heart beats over 36 million times a year.

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Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Nose, nasal cavity, and pharynx: (A) nasal cartilages and external structure; (B) meatus and positio Nose, nasal cavity, and pharynx: (A) nasal cartilages and external structure; (B) meatus and positio
Cesarean Section Rates, Selected Countries Cesarean Section Rates, Selected Countries
Cross section of the wrist showing tendons and nerves involved in carpal tunnel syndrome. Cross section of the wrist showing tendons and nerves involved in carpal tunnel syndrome.
Transverse section of midbrain Transverse section of midbrain
Medial view of sagittal section Medial view of sagittal section
Overall structure of section of macula Overall structure of section of macula
Video: Chemical Changes

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