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.
a Hyenas and other scavengers may have competed with early hominins for access to carcasses.
Early Exposure to Alcohol and Apoptosis
When the United States gets stuck over a controversial issue—usually something a divided Congress ca
Normal and abnormal corneal light reflection test
In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig
Photoreceptors and UV Light