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Whether a cesarean is scheduled or not, the preparation is nearly the same. Either way, your healthcare team will get you ready for surgery. If you have a partner, they can often stay with you for most of this time.

Chlamydia infection is a very common sexually transmitted infection (STI). Because most people do not have symptoms, chlamydia may not be noticed until it causes severe problems. Left untreated, this STI can cause people to become sterile.

Cancer starts when cells in the body change (mutate) and grow out of control. These cells can form lumps of tissue called tumors. Cancer that starts in the cells of the colon is called colon cancer. Cancer that starts in the cells that make up the rectum is called rectal cancer. These cancers are a lot alike, so they're sometimes just called colorectal cancer.

Most insect bites are harmless and cause only minor swelling or itching. But if you're allergic to insects, such as wasps or bees, a sting can cause a life-threatening allergic reaction. The venom (poison) from scorpions and certain spiders can also be deadly, although this is rare. Knowing when to get emergency care could save your life.

While a slight cut or scratch to your cornea is minor, some eye injuries can be very serious. Learn when you should go to the emergency room, and what treatment options to expect.

Your toddler has a harsh cough that gets worse in the evening. Now they have woken up gasping for air. Chances are your child has croup. Read on to learn how to care for your child.

An object may become stuck in the esophagus (food tube) or trachea (windpipe). In that case, your child needs prompt medical care.

Embolization is a procedure to block a blood vessel. It is done to stop severe bleeding. Or it is done to stop blood flow to a part of the body. A catheter (thin, flexible tube) is put into a blood vessel through a small incision. It is often done by a doctor called an interventional radiologist.

The renal artery is the main blood vessel that supplies your kidneys. If it's narrowed or blocked, you can have very high blood pressure or kidney problems. Renal angioplasty and stenting helps to widen this blood vessel. Here's what you can expect before, during, and after the procedure.