It is purely whatever time is most convenient to you. Bear in mind it is regular daily use that produces the best results. Place your unit in your bedroom and use it before going to bed, or put it in your kitchen and hop on and off of it regularly for short bursts throughout the day. Challenge anyone to use LegMaster® for the first time for 60 seconds. They will soon love the workout it gives and realise it is working hard to reach muscles. Watch our Gadget Show video on the home page for some insights!