What Causes Ringing In The Ears, Lack Of Energy And Discomfort?

female age 70 112/65 resting heart rate 111 1 hour ago. ringing in ears is severe, went outside earlier and legs felt heavy, arms and hands weak no energy at all, stomach not upset but have have had a very uncomfortable feeling for several days. overweight at 195, just feel very strange today. can t sit still but no energy when I try to unload dishwasher or fold clothes, heavy breathing, bp now 105/67. normal is 130-140/ 70-85, i work 40-50 hrs a wk and normally active, are these signs of heart problem, find myself with clinched fists and teeth and cannot relax