Diet pills, supplements and surgery
Learning Center
Weight-loss surgery: Is it an option for you?
Weight-loss surgery is one part of a treatment plan for weight loss. Learn about the criteria and what is expected of you.
Water retention: Are there natural diuretics?
Interested in natural diuretics for fluid retention and weight gain? You may be better off watching your diet.
Von Willebrand disease
Learn more about the symptoms, causes, diagnosis, treatment of this inherited bleeding disorder in which blood doesn't clot well.
Vitamin B-12 injections for weight loss: Do they work?
Vitamin B-12 injections — A weight-loss shot sounds appealing, but does it work?
Video: Keratoconus
Scleral contact lenses may be an alternative to surgery for many patients with keratoconus.
Video: An asthma attack
What happens to your airways during an asthma attack?
Ventricular fibrillation
Without fast treatment, this heart rhythm problem can cause death within minutes. Learn the symptoms of VFib and what actions to take to save a life.
Vasectomy reversal
Learn about this microsurgery procedure that can restore your fertility after a vasectomy.
Vasectomy
Find out more about this procedure that provides nearly 100 percent effective male birth control by cutting the supply of sperm to semen.
Vascular rings
Learn more about this condition in which malformations of the aortic arch encircle the windpipe and esophagus and can press against them.
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