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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

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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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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Many ideologies stem from older theories. The ideas of the philosophers are simplified. Ideologies Many ideologies stem from older theories. The ideas of the philosophers are simplified. Ideologies
Assumptions of race-ethnicity can have unusual consequences. In this photo, Ethiopian Jews in ... Assumptions of race-ethnicity can have unusual consequences. In this photo, Ethiopian Jews in ...
The location of the variable fuel sensor can vary, depending on the make and model of vehicle, but ... The location of the variable fuel sensor can vary, depending on the make and model of vehicle, but ...
Maze-dull rats did not make significantly more errors than maze-bright rats when both groups were ... Maze-dull rats did not make significantly more errors than maze-bright rats when both groups were ...
Clouds: Unusual Clouds Clouds: Unusual Clouds
Two wells are filled with the same antigen, and when they diffuse to the antibody, they make a line ... Two wells are filled with the same antigen, and when they diffuse to the antibody, they make a line ...
Video: Nerve Impulse Transmission Animation

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