A balanced diet
Research suggests that eating a low-fat, high-fibre diet, including at least 5 portions a day of fresh fruit and vegetables and plenty of wholegrains, can reduce your risk of lung cancer, as well as other types of cancer and heart disease.
Find out more about a healthy diet.
There's strong evidence to suggest that regular exercise can lower the risk of developing lung cancer and other types of cancer.
Most adults are recommended to do at least 150 minutes (2 hours and 30 minutes) of moderate-intensity aerobic activity each week, plus strength-training exercises on at least 2 days each week.
Find out more about health and fitness.