Heart Beat 114 okay 37 weeks pregnant

Maleena

I'm 37 weeks 2 days. My heart rate is normally 70-80 beats per minute. just this last hour it's been 114 beats per minute. I feel sick and I don't want to do anything which is not like me. Should I be worried? Am Okay? I don't go back to the doctor's until Thursday and it's only Sunday.