The pain associated with a pinched sciatic nerve ranges from tingling to unbearable and can be felt in the lower back, buttocks and legs. The medical profession considers sciatica to be not a condition, but a symptom of a problem originating in the lower spine.

Flying on an airplane can be dangerous or risky for some people with certain physical conditions or ailments, but these same ailments (plus some others) also can pose a danger to healthy people flying on the same plane.

Recovery from childbirth, even an uncomplicated birth, requires a lot of time and rest. Women who deliver a child by cesarean section (also called a C-section) require additional time to recover physically.

Caused by the chicken pox virus, an outbreak of shingles poses some serious questions about whether to continue with any planned travel. This potentially painful condition can develop quickly, and doctors do not fully understand why remnants of the chickenpox virus in your body suddenly became active again as shingles.

The Transportation Security Administration (TSA) makes it easy for travelers to carry medications and vitamins in their carry-on luggage -- especially if that medication is in pill form. In fact, it's smart to take medication on board with you, in case your checked luggage doesn't make it onto your flight.

Along with wrinkled clothes and jet lag, a dry nose is an expected side effect of traveling by plane.

If you've had knee replacement surgery, you're walking around with some metal parts in your leg. These most likely will set off an alarm if you walk through an airport metal detector.

If you plan to fly with a stuffy nose from a sinus infection, allergies or a cold, you may want to rethink your plans. As cabin pressure changes during your flight’s ascent and descent, you may find yourself in severe pain or experience other complications.

Whether you're wearing a small cast or relying on crutches, nursing broken bones can complicate air travel. Depending on your injury, you may need to make special travel arrangements to accommodate a large cast or inform the airline that you're using crutches.

It's easy to get lost in the moment of cutting into a tender, juicy steak. For your table companions, however, watching you grapple with your meal may not be very appetizing. Fortunately, good steak etiquette is very simple: all it requires is a little patience and precision.

Sports performance often has to do as much with how a person handles pressure in demanding situations as with the physical abilities displayed by the competitors. For many athletes, from young people to seasoned professionals, nerves can wreak havoc on an athlete’s ability to perform at his best.

Your biceps lie along the front of your arm and help to bend your elbow and raise your arm. Strengthening this muscle will increase the muscle definition of your arm as well as aid daily activities, such as lifting a baby or carrying groceries.