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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
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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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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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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Water striders serve as a model organism for the study of sexual conflict between males and females.
Adults in the Berlin Study of Aging show earlier declines on tests of nonverbal, fluid tasks (upper ...
Doing Qualitative Research: Designs, Methods, and Techniques
Heartfelt Forgiveness Study
Research Methods
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