Originally Posted by
Cheyou
I am under the impression wind resistance is a concern for slow riders to . I wish I had a power meter so I could see what effect they have watt wise
Wind resistance gets worse faster as you increase your speed.
http://www.exploratorium.edu/cycling/aerodynamics1.html
For a 200 lb cyclist at constant speed:
5 mph -> 1.46 watts
10 mph -> 11.75 watts
15 mph -> 39.66 watts
20 mph -> 94.01 watts
25 mph ->183.62 watts