It's Too Cold for Cardio Let's be honest, it's cold, dark, icy and kind of scary.  I prefer to run, or ride a bike outside when the sun is shining but when the weather it like this Cardio = an indoors activity. The recent sub zero temperatures that have replaced our typically mild winters and taken over the Lower Mainland haven't been ideal for outdoor cardio. Not to mention we only have about 8 hours of daylight this time of year. Add in the typical work day and you...