It helps to increase activity, because it contains caffeine and its simple content of theophylline, as they work to increase heart rate and stimulate the body, and helps to resist oxidation, and reduce the risk of atherosclerosis, especially in women.
It also helps to raise blood pressure in people with stress after eating or standing, and research has found that drinking black tea by women reduces the chance of kidney stones by 8%, and helps reduce the risk of heart attacks and death, and improve Osteoporosis and fractures, especially pelvic fractures In addition, some preliminary studies suggest that it reduces the risk of osteoporosis.
It helps reduce the risk of some cancers, helps reduce the risk of Parkinson's disease, reduces the risk of diabetes and high blood cholesterol, and can reduce the flavonoids found in tea from the risk of stroke.
Some preliminary studies suggest that black tea may contribute to the prevention of dental caries, but this need needs further scientific research. Some preliminary studies suggest a role for tea in diarrhea, vomiting, and headache, but these roles need more. Scientific Research.