This could be a herx. POTS symptoms do come on as a herx for some. Have you tried increasing your detoxing yet?
And please be careful!!! I can't tell you how many times I've fallen/passed out/ smacked my head really hard due to being dizzy like that!
Herb only treatment for Lyme & Bart ended 12/11 - no active symptoms for 2 yrs -Herb only treatment for Babesia ended 12/12www.healingwell.com/community/default.aspx?f=30&m=2977364
Had Lyme, Bart, Babs, RMSF, Ehrlichia, Myco, Anaplasmosis, EBV
New Lyme case 8/2014 - Healed 1/31/15 - unknowingly had Asymptomatic Babs and Asymptomatic Bart, being treated now though (2/2016)