Strongmen and scientists are clutching their heads, saying, "this is impossible!" A dangerous trend is starting to dominate the gyms! Check out what it consists of.
Running is one of the favorite physical activities of Poles. The surge of endorphins, movement in the fresh air and better condition - all advantages. During training it is worth using headphones. Music will allow you to cut off from reality and effectively maintain the pace of the race. But which headphones to choose?