Lifetime Physical Activity and Breast Cancer: a Case-Control Study in Kelantan, Malaysia.

Physical inactivity has been identified as the fourth leading risk factor for global mortality and is associated with increased breast cancer diagnosis and recurrence.To examine the association between adult lifetime physical activity and breast cancer risk in a case-control analysis.This study involved 122 cases of breast cancer and 121 controls in the state of Kelantan in Malaysia. A comprehensive measure of lifetime physical activity was used...