A deficiency in vitamin D may bring on symptoms like fatigue, weakness and muscle pain, aches and cramps. Symptoms may abate over time with supplements.

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 strange paradox exists with lipomas. They are made up of fat but don't go away when you reduce your level of body fat. Almost by definition, lipomas don't respond to weight loss. If you have one or multiple lipomas, consult your physician about your treatment options. Sometimes, it's best to just leave them.

Diarrhea is a condition characterized by the thinning of the stool, sometimes associated with severe urges to empty the bowels, gas or bloating. Diarrhea can be both a distinct condition or a symptom of another illness.

Lumbar strain is also known as weightlifter’s back because it is a common injury among resistance trainers. While your lumbar or lower spine is able to withstand significant pressure, sudden pushing, pulling or twisting of the spine can lead to strain that affects your back’s muscles and tendons.

Several hormones from the hypothalamus and pituitary glands in the brain and the ovaries regulate the menstrual cycle. This regulatory system is called the HPO axis.

Gout is a type of arthritis that results from an increase in uric acid in the joint, typically the big toe, knee or ankle joint. An overload in uric acid may occur because the body may make too much uric acid or may not be able to efficiently get rid of it.

A common symptom of food allergies is sinus problems. The sinuses are cavities in your head, located directly behind your nose and eyes that help to filter unwanted particles from the air you breathe in. They are made of sensitive soft tissue and lined with mucus membranes that keep the tissue soft and moist.

Monitoring and managing your cholesterol is an important part of maintaining your overall health. According to the American Heart Association, a low-cholesterol diet can reduce the risk of heart disease and a number of potentially serious health conditions.

Methotrexate, sold under the trade names Rheumatrex and Trexall, is classified as an antimetabolite medication. This means that it effectively interferes with the normal metabolism of cells. Methotrexate is effective in treating Rheumatoid Arthritis, Psoriasis, cancers and ectopic pregnancies.

The human papillomavirus, or HPV, causes nonmalignant growths on the skin called warts, according to MayoClinic.com. Warts generally look like raised, rough bumps on the skin. Warts may cause pain and embarrassment. See a physician to determine if the skin growth is a wart.

Abdominal pain can be caused by a number of factors, both benign and serious. Identifying the causes of lower right abdomen pain will ensure you receive appropriate and timely treatment.