A varicocele is an abnormally enlarged and twisted (varicose) vein in the spermatic cord that connects to the testicle. Varicoceles are found in about 15% of all men and in about 40% of infertile men, although it is not clear how much they affect fertility or by what mechanisms. They can raise testicular temperature, which may have effects on sperm production, movement, and shape.
Age-related sperm changes in men are not...
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The first thing I noticed about atrial fibrillation had nothing to do with my heart or chest. The first thing I noticed was that my lips... Read more »
Our hearts are vital pumps. Just like any pump they work best at the pressures for which they are designed. But unlike most mechanical... Read more »
Just half a century ago, if you wanted to look at a medical textbook, you would have to go to the library and ask for special permission.... Read more »
The fact that fibromyalgia patients have brain abnormalities is not new. Over the past few years a number of studies have demonstrated... Read more »
Weighing a combination of risk factors could help doctors predict which patients are the most likely to develop atrial fibrillation, a new study... Read more »
Source: HealthCentral Encyclopedia
Magnetic resonance imaging (MRI) is a diagnostic technique that provides high quality cross-sectional images of organs and structures within the body... Read more »
Dronedarone, a new drug for a common heartbeat abnormality, produced promising results in its latest trial. Read more »
Source: ADAM Encyclopedia
Nail abnormalities are problems with the color, shape, texture, or thickness of the fingernails or toenails.Alternative NamesBeau's lines; Fingernail... Read more »
Results of a recent study at Northwestern University show that patients with enlarged hearts demonstrated a 78-percent reduction in mortality rates... Read more »