Originally Posted by Kathy13118
Perhaps when you were jogging indoors, you 'ran' differently and so different muscles came into play. Then, when you went outside to jog, it was more like your usual style and the usual muscles were getting a workout. Then the combination was 'too much, too soon.'
Just a guess.
Some else said, that i probably lost sense of speed outdoors and instead of jogging actually ran awhile. This is more plausible.
Which is good, now i know i must add speed inside or ldrop speed outside.
Oh, and most important: I had no warm up. This too