This helpful article and diagram explain how all the parts of the ear work together.

Your middle ear may have been injured or infected recently. Over time, certain growths or bone disease can also harm the middle ear. Left untreated, these problems often lead to lifelong hearing loss. Read on to learn more.

This exercise helps stretch and strengthen your knee.

For certain types of neck pain, your doctor may suggest a cervical epidural injection. During this procedure, medicine is injected deep into your neck near your spine.

Spinal cord stimulation uses a medical device to send signals to the nerve pathways inside your spinal cord. These signals help block chronic pain. Here's what to expect from this procedure.

This procedure uses a device to send signals to your spine. These signals help block pain.

A healthcare provider injects a local pain medicine near the ganglion to numb your nerves. The block will ease your symptoms for a while.

A sympathetic nerve block helps your healthcare provider find the cause of the burning, pain, or tingling in your arms and hands or legs and feet.

Learn what to expect when you have a trigger point injection.

If you have muscle pain or spasms, it may be due to a trigger point. This is a tight, painful knot of muscle fiber. Your doctor can inject medicine into the trigger point to ease pain.