Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.

A gush of water, being doubled over in pain, the head of your baby crowning. These are things many women picture when they think of labor. However, for most laboring women, these things take time and ...

The prostate is a small gland located below the bladder. It produces seminal fluid, which is a component of semen. It also plays a role in hormone production and helps regulate urine flow. Conditions ...