Are y ou slowing down adequately? THat happens to me sometimes if I go from walking fast to just stopping.
Try slowing down .5 MPH until it feels like you're creeping, and see if that helps.
It's normal, though. :) The ground was moving, and now it's not. It's kinda like a mini earthquake. ;)
Writer, mother, wife, and breadwinner. I love to run, but running doesn't love me, so I'm switching to my low-impact bike.
I'm not pregnant, just fat: My blog. fatnotpregnant.blogspot.com/
| current weight: 186.4