If you have become light-headed or felt tingling in your arms during exercise, you are probably concerned about your health. Although you may not have a health condition if you experience these symptoms, you should treat them seriously.

Pediatric neurological disorders span a broad spectrum, according to Continuum Health Partners. Disorders can include epilepsy, muscular dystrophy, cerebral palsy, autism, ADD, movement disorders and cerebrovascular stroke.

Muscles are comprised of many individual fibers, in much the same way a rope is. When these fibers are stimulated, the muscle contracts. If there is a force acting in opposition, such as a weight, the fibers stretch, increasing tension.