When winter fitness should understand what knowledge:
A, be sure to keep warm, winter temperatures low, be sure to keep warm the cold.
Second, pay attention to the choice of time, the winter temperature is lower, and the winter should be early to bed late, so suggest gym in the evening as well.
Third, pay attention to warm-up, winter compare, a person's bones brittle, so be sure to do warm-up exercise well.
Four, pay attention to skin don't direct contact with the fitness equipment, otherwise there will be a risk of skin glue in fitness equipment.