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?
More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
Magnetosomes found in the spirillum Magnetospirillum magnetotacticum.
The insect family Coenagrionidae is found in the order Odonata and the suborder Zygoptera.
The Coronary Arteries and Major Veins of the Heart (Anterior and Inferior Views)
Projections of the Racial-Ethnic Makeup of the U.S. Population
Health and Income per Capita: Two Views
Cutaway views of (a) the breast of a woman who is not pregnant and (b) the breast of a lactating wom