Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Change in energy expenditure relative to body mass above standing while walking at 1, 1.5 2, 2.5, 3, 3.5 mph versus the cell phone accelerometer output, in acceleration units (AU iPhone) for 31 study participants (13 Lean, 10 Overweight, 8 Obese). Data are shown as Mean ± SD.
