Pneumonia is an infection of the lungs that can result from bacteria, viruses, or even fungi. It usually starts when one begins to breathe in germs, usually after an episode of the cold or flu. Cold and flu make it hard for the lungs to fight back, resulting in infections.

Chemical waste known as creatinine is produced in the blood that passes through the kidneys to be separated and excreted in urine. A by-product of normal muscle function and the chemical waste, creatinine produce depends on the muscles in a person’s body. More muscles mean more creatinine produce. The level of creatinine in a person’s body reflects both amount of muscle and their kidney function.

Shingle is an infectious disease which causes a painful rash. It is equally important to know the signs of shingles before taking any medication. Shingles in, ordinary cases, are characterized by an unpleasant feeling in some areas of skin and a headache which usually turns severe. After a few days of pain, a rash also appears on the skin.

Neuropathic pain is a chronic condition resulting from a disease, injury or infection. In most cases, it is not caused by one single factor. Generally, the pain manifests after some illness or injury. For instance, if you drop something heavy on your foot, your nervous system will immediately send signals of pain to the brain.