The results of Tara’s test, among other individuals, indicate that some of her red blood cells carry the S (sickled) version of hemoglobin as well as the A (normal) form of the protein. They are said to be carriers of the variant protein and do not display any symptoms of the disease in their normal environment. How do you explain this?

stress fractures occur largely in the feet and legs and are common in sports that require repetitive impact, primarily running/jumping sports such as gymnastics or track and field.

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.

answer; neuropathic pain;