Prickly pear cactus is used for type 2 diabetes, high cholesterol, obesity, alcohol hangover, colitis, diarrhea, and benign prostatic hypertrophy (BPH). It is also used to fight viral infections. In foods, the prickly pear juice is used in jellies and candies.
Itching is skin tingling or irritation that makes you want to scratch the itchy area. It's a symptom of many health conditions. Common causes are. Allergic reactions. Eczema. Dry skin. Insect bites and stings. Irritating chemicals.
Usually though, dry skin is the most common cause of itching, particularly the all-over itch, or the itch that covers a wide area such as the back or legs. The fact that you are a runner could be contributing, too.