If you hate the cold or when you leave the office it’s already dark to ride your bike, indoor training is right for you. The dilemma of many cyclists during the winter period is to choose between the gym and the rollers at home. Andrea Morelli, head of Mapei Sport Research Center cycling sector in Olgiate Olona (Va), reveals the pros and cons of these two options. A class of spinning can be more engaging for the company, but it risks leading us to overdo our possibilities. The training on the cyclosimulator is instead more individualized. Regardless of what kind of preparation you prefer, there is some good habits that should be kept in mind. Good vision.