More ideas from Abi
The sit-ups are one of the most disliked exercises, but fortunately, fitness experts have found a solution which can replace even a 1,000 sit-ups. This is a static exercise in which all the weight of the body lays on the hands and toes, and the body is straight as a board.

The sit-ups are one of the most disliked exercises, but fortunately, fitness experts have found a solution which can replace even a 1,000 sit-ups. This is a static exercise in which all the weight of the body lays on the hands and toes, and the body is straight as a board.