Blood in stool is caused by harmless conditions such as stress, oily foods, and medicines to some serious conditions like hemorrhoids and rectal cancer which can vary in colour from terry black, red, brown or even may go unnoticed to naked eye

A sebaceous cyst is a lump like lesion. It is a closed sac under the skin filled with a cheese-like or oily material.

Fertile period is the period during which conception is most likely to occur.

The tailbone is the small bone at the bottom of backbone, or spine. Tailbone disorders include tailbone injuries, pain, infections, cysts and tumors. Tailbone rarely breaks. Instead, most injuries cause bruises or pulled ligaments. A backward fall onto a hard surface, such as slipping on ice, is the most common cause of such injuries. Symptoms of various tailbone disorders include pain in the tailbone area, pain upon sitting, pain or numbness in the arms or legs due to pressure on nerves in the tailbone area, and a mass or growth you can see or feel.

Male fertility depends on sperm quality and quantity, which can be affected by a variety of things. There are steps you can take to maximize your fertility and make sure your sperm are top performers.