Did you know?
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
Did you know?
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
An analogy for how cardiac output, resistance, and blood pressure are related.
Traniello and his colleagues demonstrated that social insects may develop “social imm
Adolescents are preoccupied with finding their place in the social group as well as society.
The U.S. Social Class Ladder
Add movement to skin lifting by gently pulling it in a certain direction (e.g., up and forward) to ...
Vapor density. The top drawing illustrates the movement of a gas with a vapor density less than 1; ...