Gooing to the fit gyms for spinning training is a new , popular fashion. Why is spinning so favourite sport activity? What about land-type bicycle? Can we compare riding on the land-type bicycle and spinning training? Amateur can not  overlook several concurrent attributes. It is riding , it is for burning fats, it is for emaciating, it is good activity for our heart.  What is it? Bicycle, spinning bike or land-type bicycle?