hi! my name is Tamara and im 50 years old. i woke up about a week ago and felt sudden urge to throw up for no apparent reason, then a couple days later started having stomach cramps off and on through out he day for 5 days then they stopped the day before yesterday and i woke up yesterday morning and had diarriah that was cole black. Today i woke up and had black stools but not diarrieah. My hands and feet have had cramps too, but no more stomach ache. thank you for your help!? Do i need to go to the ER or can i just make a doctors appointment? Also i had been taking 1 asprin daily for 2 months and quite etc..