* set scheduled notifications for workouts
* log workout history
* log and edit record weight/reps/sets data
* editable categories in exercises library (Chest, Back, Cardio ...)
* add a whole category of exercises to current workout in one time
* editable library
* Calendar component to record/edit workout history/plan
* analysis function
* weight/body fat rate charts
* progress photo(add data and photo at the same time)
* link data inputted with progress photo with weight/BFR(body fat rate) charts