Weekly exercise sessions are key to longevity, says 95-year-old WWII veteran David Scott, an Army veteran from New Hampshire, details his lifelong fitness journey and how he benefits from his weekly gym workouts. NEW You can now listen to Fox News articles! Longevity is a lifestyle practice , according to 100-year-old Ruth Lemay, who has gone viral for sharing her vibrant energy and fitness routine. Lemay, who lives in Virginia Beach, was featured in a video while pedaling on a recumbent