I m alright before December...but due to palpitation i thought heart attack and feel fear of death...after dat I always feel nervousness and unwanted fear...ma bp tend to be on higher side and digestion problem...and appetite reduced...I consulted physian he told it's anxiety... give me etizolam 0.25mg SOS and bp medication...after dat I started homeopathic medication in February...I stopped all medication.. only homeopathic continued till now..all report Normal including MRI brain renal Doppler and 2d echo...now I feel little better..the only problem is half left side headache(mild tight band around left temporal lobe)from four month with same side weakness or heaviness in body.. when I think anything about future..feel stressed...and weakness and headache enhance..is it anxiety or migraine or cluster headache??. I can do ma daily activities but not optimum level...becz ma face looking stressed...what should I do now... pls suggest ...take help or it will automatically disappear..