Gynecomastia is swelling of the breast tissue in men. It is caused by an imbalance of the hormones estrogen and testosterone. It is common in new borns, pubertal age, and in older men.

It is a condition in which the testicle rotates on the spermatic cord which supplies blood for the testicles. This result in block of blood supply to testicles causing sever pain and swelling. It is common in males of age group under 25.

Scrotal swellings or masses are areas of fluid or solid material in, on or around the testicles. It can be benign or malignant. The testicles are located in loose bag of skin underneath the penis, which keeps at a temperature lower than the abdominal cavity. The low temperature is needed for adequate sperm production.

Testicular cancer is most common in men ages 20 to 35 but it can occur at any age. A simple testicular self-examination can improve the chances of finding a tumor early. Beginning at age 15, it is a good idea to do a monthly testicular self-exam. Regular testicular self-examinations are an important way to identify changes that can be a sign of cancer. Early diagnosis is important because testicular cancer is highly treatable when found early. Lumps or other changes found during a testicular self-exam aren't always a sign of cancer, but still need to be checked by a doctor.

The possibilities of testosterone therapy are enticing in increasing the muscle mass, sharpen the memory and mental focus, too boost libido, and improve energy level. As you get older, testosterone therapy may sound like the ultimate anti-aging formula.