Tag - barbell squats with a weight

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?

Sport is health, but can you overdo it? We answer when strength training can negatively affect immunity.

Glutamine is an enzyme that is involved in protein building and supports the immune system. It is worth taking care of its proper supplementation.