Originally Posted by
thiocyclist
Every year around this time I hit a lurch. I've been cycling all year but come summer time, when the season is peak for outdoor activity, I start to feel groggy during every serious bike ride. It's got me thinking, could the pollution (which is worse in summer, more drivers, more light, more dry dusty soil) be getting to me?
Maybe you should make your commuter bike rides a tad less "serious." Whatz the big rush during a commute, especially if it makes you groggy? Back off your exertion level until you don't feel groggy. If that doesn't work maybe you should seek professional medical advice.