i have difficulty swallowing foodheadache trouble swallowinghypothyroidism trouble swallowingfibromyalgia trouble swallowingindigestion trouble swallowingheartburn trouble swallowinganxiety and trouble swallowingsudden trouble swallowingallergies and trouble swallowingtrouble swallowing dysphagiathroat trouble swallowingtrouble swallowing thyroid