NEEDHAM, Mass., May 5, 2011—Medical Mutual of Ohio, the oldest and largest Ohio-based health insurance company, has partnered with Linkwell Health, a fast-growing developer of innovative health and wellness engagement and loyalty programs, to make it easier for its members to live healthier lives. Linkwell Health provides Medical Mutual with quarterly high value wellness offers and simple-to-follow guidance to help its more than 64,000 members with certain chronic conditions naturally integrate healthier habits into their....