"Fizicka aktivnost moŽe zameniti mnoge lekove ali ni jedan lek ne moŽe zameniti fizicku aktivnost" Tisseau
Individual trainings are, by all means, the best quality form of physical activity in comparison with standard gym training.
Oxygen is essential for life processes; it is the basic life substance. One can live without food for 30-40 days and without oxygen for only 3-4 minutes!
It is important to have a preventive medical check-up before any recreational training, and the most important part is monitoring heart rate in strain.
The term "recovery in sports" most often refers to the period from finishing workout until the organism establishes its function at approximate or exact level as in rest.