Achieve the purpose of stovepipe. Then the daily walking time is not 40 minutes, but more than 60 minutes, and it takes two to three years to be effective.
Therefore, how to quickly achieve stovepipe, I suggest that you insist on changing walking to running every day, and running for an hour every day can achieve the goal of losing weight, exercising and stovepipe. But stick to it for a long time, otherwise it will not only fail to strengthen the stovepipe, but also make the body rebound quickly (thick legs and obesity).