If you keep meaning to start a new sport and keep finding excuses to put off the first session, Mi Estilo Fitness Club / Maltepe - Karaca Rezidans over in Maltepe could be the starting point. Gyms and facilities get packed at prime time, empty outside it — know your hours and you'll catch the quiet sessions. The first few weeks are the hard part; after that the habit runs itself and motivation stops mattering.