American Cancer Society 2020 Cancer Prevention Guidelines

The American Cancer Society (ACS) has recently updated its cancer prevention guidelines, published on the 9th June 2020.
The guidelines highlight the importance of 4 key points in reducing the risk of developing cancer, which are:

Achieve and maintain a healthy body weight throughout life
Be physically active
Follow a healthy eating pattern at all ages
Best to avoid alcohol consumption

Specific recommendations for dietary and lifestyle habits:

	Previous Guidelines	New Guidelines
Body Weight	Keep body weight within the healthy range and avoid weight gain in adulthood.
Physical Activity	Adults should engage in at least 150 minutes of moderate-intensity or 75 minutes of vigorous-intensity activity each week.	Adults should engage in 150-300 minutes of moderate-intensity or 75-150 minutes of vigorous-intensity physical activity per week; achieving or exceeding the upper limit of 300 minutes is optimal. Children and adolescents should engage in at least 1 hr of moderate- or vigorous-intensity activity each day. Limit sedentary behavior, such as prolonged sitting, lying down, and watching television, and other forms of screen-based entertainment. (Moderate evidence: increases risk of colon, endometrial, and lung cancers.)
Diet	Eat at least 2.5 servings of fruits and vegetables everyday. Limit consumption of processed and red meat. Choose whole grains instead of refined grain products.	Eat at least 2.5-3 cups of vegetables and 1.5-2 cups of fruits every day. Encourage a variety of whole fruits, vegetables, with a variety of colours—dark green, red, orange, yellow, purple etc; fibre-rich legumes (beans and peas), and whole grains. Limit/Avoid consumption of processed and red meat. Limit sugar-sweetened beverages, highly processed foods with added sugar/fats/sodium, and refined grain products.
Alcohol	Limit consumption of alcohol to no more than 1 drink/day for women or 2 drink/day for men.	Best to avoid consumption of alcohol.