Explanation:

 Learning: Stinging nettle contains a number of chemicals, such asserotonin, histamine and acetylcholine, some of which can be very irritating. According to the University of Maryland Medical Center, the plant has been used most commonly throughout history as a diuretic and for treating painful muscles and joints, eczema, arthritis, gout, and anemia. Today, it’s used primarily to treat urinary issues, as well as allergies and joint pain. Studies have shown stinging nettle has antioxidant, antimicrobial, anti- ulcer, astringent and analgesic capabilities