Having one testicle larger than the other is often normal. Many men have some difference in size or position. However, a new change should not …

Pain in your back or side does not always come from your kidneys. Muscle strain, nerve pain, stomach problems, kidney stones, and urinary infections can …

Having less than the typical 15M/mL of sperm is called Oligozoospermia (Oligospermia); it does not indicate that the male is infertile, but it can matter.  …

The risk of suffering a stroke increases significantly in the absence of a healthy lifestyle. Older age or existing medical conditions are also risk factors. In …

The sun is shining, and the day is going great, until you pick something up incorrectly, and that twinge of pain hits your lower back. …

Varicose veins are a common vascular condition characterized by swollen, twisted veins that often appear blue or purple beneath the skin’s surface. While varicose veins …

Heart attacks are often portrayed with gripping chest pain and dramatic clutching of the chest, but reality can be far subtler. Some heart attacks exhibit …

Severe deterioration of liver function, or liver failure, is due to a disease or a substance that damages the liver. It no longer functions well, …

Some people call it the “pleasure hormone.” Dopamine is a neurotransmitter that provides an immediate feeling of pleasure. But this molecule has a much darker …

Opioid recovery means maintaining a stable body and mind. Skipping psychological support makes recovery fragile. Fortunately, medical experts nowadays have found a way to design …