Of course, an alternative to outdoor cycling is indoor cycling.

Still, as popular as indoor cycling has become, its gimmickry has turned some people off.

But as indoor cycling reached the masses in the mid-90s, the original workout, in many cases, had been watered down, prompting serious cyclists to hold out.

Tim Brinkmann, 45, an off-road cyclist, credits indoor cycling with helping him get a leg up on the racing season.

In his spare time, he practices multiple sports, including Krav Maga, indoor cycling and weight lifting, hunting and aviation.

Tis the season for indoor cycling however at Watbike (one T) we are still hacking are way round Northumberland and enjoying crispy clear days.

Aerobic classes, including step aerobics and spinning (indoor cycling) classes.

Ms. Hazan normally works out with spinning (indoor cycling) and Tae-Bo, a form of aerobic kick boxing.

Besides burning between 400-500 kcal in 40 minutes, indoor cycling also strengthens the muscles of the lower body.

The safest and most productive activities are swimming, brisk walking, indoor stationary cycling and low-impact aerobics (taught by a certified aerobics instructor).