Support WBURAs Insurers Offer Discounts For Fitness Trackers, Wearers Should Step With CautionPlay04:01Download AudioStephanie O'NeillNovember 19, 2018 ShareKathy Klute-Nelson walks through her neighborhood with her dogs in Costa Mesa, Calif. She was offered $300 off her yearly health insurance premiums if she committed to walking every day. (Morgan Walker for NPR)