As one of its daily deals, Cowboom offers the BodyMedia FIT CORE Armband Weight Management System
, model no. 100786, for $39.99
for shipping. That's $35 under our July mention and the lowest total price we could find by $42. This armband uses Bluetooth technology to track your calories burned, calories consumed, and quality of sleep. It includes a 3-month trial subscription to the online activity manager program. (Subscriptions start at $6.95/month thereafter.) Deal ends today.