PremiumMikkael Sekeres, MDWashington Post·4 Jun, 2026 06:00 PM5 mins to readAdopting healthy habits like exercise and a balanced diet after a cancer diagnosis can improve survival. Photo / Washington Post IllustrationHow much do healthy lifestyle habits, such as diet and exercise, matter after a cancer diagnosis?

Adopting healthy lifestyle behaviours – such as regularly engaging in moderate-intensity exercise or eating a diet high in fruits, vegetables and whole grains but low in red and processed meats – can lower your