Health24.com | What is a 'tough workout' and how could it possibly extend a woman's life?

Scientists have found that women's risk of dying from heart disease, cancer or other causes is much lower if they can engage in tough workouts.

from Health24 News https://www.health24.com/Lifestyle/Ageing-well/News/what-is-a-tough-workout-and-how-could-it-possibly-extend-a-womans-life-20191209-2