TY - GEN AU - Kramer,Jan-Niklas AU - Kowatsch,Tobias TI - Using Feedback to Promote Physical Activity: The Role of the Feedback Sign SN - 1438-8871 PY - 2017///1214 KW - Adult KW - Exercise KW - psychology KW - Feedback KW - Female KW - Health Behavior KW - physiology KW - Humans KW - Internet KW - statistics & numerical data KW - Male N1 - Publication Type: Journal Article UR - https://doi.org/10.2196/jmir.7012 ER -