Massage rollers — why are they needed?

Many people associated with sports — athletes, sports doctors, trainers — say that massage rollers are a modern approach to restoring the body after a workout or to warm up the muscles before physical activity or training. One small tool is a massage roller (MPR roller), which is suitable for the back, shoulders, feet, hips and buttocks, it helps to deeply work the muscles, relax and relieve pain. The embossed surface of the medium-hard fitness roller has a favorable massage effect. The massage roller can improve flexibility, posture, mobility and balance, and generally strengthen the entire muscular frame of the body, promote weight loss and strengthen muscles. The fitness cylinder (massage roller) is suitable for fitness, pilates, yoga, gymnastics, crossfit, dance, wrestling, running. MFR roller is indispensable in working out muscles, eliminating cellulite, improving blood circulation, for mobility and joint mobility. Myofascial MFR roller or, as it is also called, a back massager is suitable not only for adults, but also for children. In the process of training, you can notice how blood circulation has significantly improved, joint mobility has increased, body mobility has improved, all sports performance and the quality of training have improved, and all this with the help of an indispensable massage roller! It also makes a great holiday gift.
I want to share with you a link to high-quality massage videos. They correspond to the description and tested on myself personally!

https://www.wildberries.ru/catalog/74806821/detail.aspx?targetUrl=SP
https://www.wildberries.ru/catalog/74806822/detail.aspx?targetUrl=SP