In conditions where it is not possible to devote enough time to fitness, short but powerful interval training comes to the rescue, which requires only a little space on the floor, yes, maybe a chair. And this handy book, where out of 41 exercises, 50 balanced training programs for different parts of the body are collected. It is important that classes are unlikely to get bored with this book soon. After going through all 50 Brett Click programs in two months and getting a taste, you can then compose your own according to the same principles.