for the last two nights when i go to bed,as soon as i lay down i began to have heart palpatations and feeling dizzy and lightheaded, cant sleep at all, when i get out of bed in the morning i still feel the same way for atleast 2hrs or so, i take blood pressure meds and am on ,50,000 btu Vit D twice a month, but these symptoms just started two nights ago..I also noticed swelling in the morning with these symptoms.... can i get some advive please