Benefits: Antioxidants in tea protect against the harmful effects of pollution and aging. Caffeine in tea keeps the body active by relieving fatigue. Tea reduces the risk of heart attack and stroke by keeping blood vessels clean . Strengthens bones. Tea fluoride and tannins keep teeth healthy. Tea enhances immunity. Tea polyphenols help prevent various types of cancer. Tea is a calorie-free drink without milk and sugar. Green tea helps to reduce weight by speeding up the metabolism. Protects against type-2 diabetes. Benefits: The antioxidants present in tea protect against the harmful effects of pollution and aging. Caffeine in tea keeps the body active by relieving fatigue. Tea reduces the risk of heart attack and stroke by keeping blood vessels clean. Strengthens bones. Tea fluoride and tannins keep teeth healthy. Tea enhances immunity. Tea polyphenols help prevent various types of cancer. Tea is a calorie-free drink without milk and sugar. Green tea helps to reduce weight by speeding up the metabolism. Protects against type-2 diabetes. Disadvantages: Excessive tea disturbs sleep. More than four cups of tea daily increases a woman's risk of arthritis. It is better for pregnant and lactating mothers not to drink too much tea. Excessive tea, especially with food, can reduce the absorption of tea iron and cause anemia. Once you get into the habit of tea, many people can't work without tea, they get tired and feel tired. It is better not to drink more than two or three cups of tea daily. However, many people say that when you drink tea, your skin color turns black, which has no scientific explanation.