not difficult but it’s a little uncomfortable since your bones start returning to their natural position. if you can’t stand 5 minutes in this position, start with 1 or 2 minutes, but increase them every day until you reach 5. it is a kind of stretching. if you want a perfect result you must not miss a single day.
if you want to have the effect of lifting the chest, you should move the roller or towel under the chest.
if you want your waist to be more pronounced, put the towel on the part below the ribs.
bones and joins, even in five minutes lying in this position, can move, so be 