Black tea benefits

       Black tea is made from the leaves of the Camellia Sinensis plant as Green tea. The leaves are dried and fermented, which gives the tea a darker color and richer flavor than green tea that does not undergo the fermentation process. Depending on the strength of black tea contains about 50 mg of caffeine per cup. Green tea contains 8 to 30 mg per cup and coffee contains 100 to 350 mg.
Black tea benefits

        
Black tea contains a number of antioxidants, which help the body fight against free radicals. These antioxidants include quercetin which is an excellent anti-inflammation and strengthens the immune system. Black tea contains an average of 200 mg of flavonoids in a cup, and it represents 78% of the world's tea production. It is most commonly consumed tea in the Western population. Black tea contains more complex flavonoids than green tea.

        
To date, research on the effects of black tea on cardiovascular health has given mixed results. A study in 2007. at 31 adult (aged 55 years and older) finds that six months of drinking black tea had no significant effect on cardiovascular risk factors. 2009. The review of nine previously published studies (including a total of nearly 195,000 participants) comes to the conclusion that three cups of black or green tea a day cut their risk of stroke by 21 percent.

Black tea benefits

       
In a laboratory study published in 2009., Scientists have found that compounds in black tea were more effective in slowing the absorption of sugar in the blood than those from green tea and oolong tea. In addition, a study from 2009. conducted on 1040 elderly adults, finds that the prolonged use of red and / or green tea is associated with reduced incidence of diabetes. While some studies suggest that regular consumption of black tea may reduce the risk of cancer, others say there is no link between cancer and the intake of black tea. Moreover, some research suggests that drinking black tea may be associated with an increased risk of breast cancer.

Black tea benefits

      
For consumption of black tea has not been proven that it can prevent or treat any medical condition. Although drinking black tea may offer some health benefits, it is important to consult your doctor to determine what amount may be appropriate for you. For some individuals, high doses of caffeine can lead to many adverse effects, such as anxiety, increased heart rate, increased blood pressure and worsening symptoms of ulcer.