01-14-2016 10:23
01-14-2016 10:23
01-15-2016 00:36
01-15-2016 00:36
This is not something we can avoid altogether - it's an issue with all wrist-worn trackers. However, there's a section of the following linked help article that explains how we can minimise the problem:
http://help.fitbit.com/articles/en_US/Help_article/How-accurate-are-Fitbit-trackers/