hi, im 15, 95 ibls, 4 8 , i have had a fast heart rate for around 3 months now, my resting heart rate used to be 95, now its 120, and just walking up and down stairs raises it to 130, and i have hot flashes, even if the room is super cold i will get red in the face and i sweat everywhere, and i am sweating more than usual, should i be concerned