Did you know?
The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
Did you know?
Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.
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.
Visual Acuity Testing, Snellen Vision Chart
"Visual Acuity Testing, Assessing Distance Vision
This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p
Pathways of the Visual System in the Brain
Testing Distance Visual Acuity Using a Snellen Eye Chart
Fourier Series Visual GIF