log of your measured Body Fat log is a great indicator of your fitness.
log of your kid's growth spurts with this unsmudgeable version of the old-fashioned "pencil on the doorjamb" technique you used when you were growing up.
Feeling a bit under the weather? Track your temperature using a standard oral thermometer and record it here.
Whether you're trying to lose, gain, or maintain your weight, use this log to keep your daily log.