Although other studies have shown the value of structured exercise in lowering health risks such as diabetes, high blood pressure, and heart disease, this study has shown that habitual physical activity -- whether it comes from exercising or just activities of daily living -- has the power to improve women's health.
Stability-Ball Back Extension Lie face down on a stability ball, hands behind your head, feet against a sturdy object. Squeeze your glutes and lift your torso up until your body forms a straight line. Hold for one or two seconds. Slowly return to start. That's one rep.