Originally Posted by rseeker

Last night, into town at dusk and back, 24.4 miles. It dropped below freezing after the sun went down and I saw just a few snow flurries. I had a great tailwind on the trip down, blasting down the highway cruising at 25 which I don't usually do (ever! ) but then of course headwind on return.

I'm starting to want arm warmers; my core is warm and sweating just a bit, and heat balance there is good, but on longer rides I'm losing heat through my arms and shoulders.

And I think each long ride adds 2 hours to sleep needed. That's age. And maybe the cold.