Tylenol is a brand name of drugs popular in North America based upon the primary active ingredient, acetaminophen. Tylenol is owned by McNeil Consumer Healthcare, part of Johnson & Johnson, and was introduced into the market in 1955.

Leg and heel pain can hinder a person's mobility and cause a lot of pain. There can many reasons for pain in the leg and the heel, some injuries will need medical care while other injuries will heal with home treatment.

Jalapeno peppers are spicy and can actually cause pain, or a burning sensation, in your mouth, down your throat and in your stomach, and they can cause painful bowel movements and urination.

Active people may encounter groin strains or hip injuries as a result of certain high-intensity sports such as hockey or squash, although these injuries can occur during any activity, from running to Pilates.

Because doctors measure pregnancy from the start of your last menstrual cycle, when you're four weeks pregnant, you may just have missed your first menstrual period. At this point, implantation of the embryo just occurred around one week ago, but already your baby is making his presence felt through hormonal changes.

Several common childhood diseases can cause fever and a splotchy rash on the face. Most of the time, these simple illnesses go away on their own, but occasionally a rash and fever requires the care of a doctor.

Aspirin has long been considered a medication that may help your health and protect you from heart attack and stroke, though when you take it before or during exercise it does not help or hinder your performance, according to Dr. Gabe Mirkin.

A fever, headache and muscle aches are all symptoms of the common cold. The common cold affects billions of Americans each year, according to the National Institute of Allergy and Infectious Diseases. The common cold is the most prevalent during the winter months and children are at a higher risk of getting a cold.

Your child has a fever when she has a rectal or ear temperature of 100.4 degree Fahrenheit or greater, an oral temperature of 100 degrees Fahrenheit or greater or an axillary -- underarm -- temperature of 99 degrees Fahrenheit or greater. Taking a temperature in the ear in a child under 6 months of age is not reliable.

A normal temperature for a toddler is 98.6 degrees or slightly higher. A fever of 104 degrees indicates a medical problem that should be evaluated by a physician. Rarely, a child with a fever of 104 degrees will have a seizure due to the increased temperature.

Chiropractic care is commonly sought by people seeking relief from neck or back pain. Chiropractors are not limited to only care of the spine, however. Most chiropractors are trained to adjust and treat extremities including knees, smaller joints such as the toes, and the shoulders.

Pain is a leading reason people seek medical attention, and painkillers are the foundation of pain management in many cases. With many options to choose from, medical professionals must consider which painkillers are most appropriate for the patient's condition.