Yes they do work but it can be very monotonous. You should also use a special trainer tire as road tires tend to disintegrate on them. Put something under it as sweat tends to be an issue. Protect the bike frame etc. if you sweat a lot. Have a fan blowing on you.Do those small bike trainers work well in the off season? I just assume any avid cyclist has one...
Schwinn Bicycle Training Rack | Clothing, Shoes & Accessories | Ottawa | Kijiji
Schwinn Bicycle Training Rack Convert your regular bicycle to an indoor training bike during the winter! Used for only one season... great shape!www.kijiji.ca
I first used a second set of old rims with the special tire on the rear, rims that the breaking surface was too worn for continued road use. Then I bought another (used) bike to dedicate to the trainer. Then I did not ride the trainer at all this last winter...