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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

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Approximately 500,000 babies are born each year in the United States to teenage mothers.

Single-dose drug administration: pharmacokinetic values for this drug are as follows: onset of actio Single-dose drug administration: pharmacokinetic values for this drug are as follows: onset of actio
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The Digestive Tract and Accessory Organs The Digestive Tract and Accessory Organs
Video: Calvin cycle (The light-independent reactions )

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