my blood pressure is normal, 109/ 61,117/ 67, 120/69, 112/63,... etc.. while my heart rate is 106, 92, 97, 95 respectively. I am 59 y/o, 5' 6", not a smoker, have few drinks a day. I have an annual physical at the Emory Clinic in Atlanta at the main Emory Hospital. Most recent was in August. I walk everyday about 1.7 miles on hills etc.. Why is my heart rate this high for the last 3-4 months?