UP is a system, wristband + iPhone app, that tracks how you sleep, move and eat so you can know yourself better, make smarter choices and feel your best.
Amazon has UP by Jawbone – Large – Retail Packaging – Onyx (Discontinued by Manufacturer) for $29.79 (Reg $159.99).
Small and comfortable to wear all day and night, UP senses your micro-movements while you sleep and uses advanced algorithms to determine how many hours you slept, how long it took you to fall asleep, time spent in light vs. deep sleep and how many times you woke during the night