Health

Drinking green tea helps prevent cancer – VnExpress


Green tea contains high levels of antioxidants, which help neutralize free radicals that can prevent oral cancer and lung cancer.

According to a report published in the journal Oral Oncology (USA) in 2021, US researchers analyzed 19 studies with 4,675 people showing that drinking green tea has a protective effect and prevents oral cancer. Another analysis of 51 studies with 1.6 million people in the US also found that green tea helps reduce the risk of lung cancer, especially in men. Consumption of green tea may reduce the risk of prostate cancer. Evidence on the effects of green tea on other types of cancer still needs to be explored further.

According to a study on 90,914 people in Japan, green tea helps reduce the risk of diabetes, obesity, and other diseases, but there are no results showing a link between green tea consumption and reduced mortality. due to cancer. However, researchers have determined that green tea is safe for most people when consumed in moderation.

Green tea helps fight some cancers. Image: Freepik

People with cancer can drink green tea to support the immune system, improve overall health. Drinking green tea also helps to refresh the mind and eliminate toxins in the body.

You can use green tea bags or tea leaves, mixed with boiling water, cooled down to about 65 degrees Celsius. According to the leaflet. CNN Health (USA), hot drinks at 65 degrees Celsius or below are safe for everyone to use, can prevent oral cancer development. Adults can consume up to about 640 ml of green tea water per day. Since most green teas contain caffeine, users should consider when to drink or choose to use decaffeinated tea (decaf green tea). Drinking a lot of green tea can cause trouble sleeping, get headaches, feel jittery or shaky, liver toxicity, or cause changes in liver enzymes.

According to Cancer Research UK, green tea is a benign herb but can affect drug absorption if taken together. However, the EGCG in green tea may also have a positive effect on some anti-cancer drugs. Therefore, you should consult your doctor about the amount of green tea to use, the time to drink.

To prevent cancer, you should have regular cancer screening tests, follow a healthy, balanced diet such as eating fruits and vegetables; maintain a healthy weight, exercise regularly, and avoid smoking.

Mai Trinh
(According to Verywell Health, Cancer Research UK)

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