New Delhi, Nov. 15 -- One of the most advanced isometric holds is the human flag. There are only two others which are more advanced-the front lever and the front planche. While both of those need coaching, training, and advanced levels of control and strength, the human flag can still be within reach for intermediate fitness enthusiasts. It's also more fun, has fewer levels of progression, and doesn't need to be held longer than a few seconds to give one the sense of gaining a big achievement.

But that doesn't make it any easier. A minimum of six months of training until a full human flag is recommended. But it can take up to over a year as well, depending on how much work you put in not just on training for this move, but also the other...