A heart rate of 130 to 150 is not normal. There are certain abnormal rate conditions such as atrial fibrillation / flutter, SVT and other tachy arrhythmias. These have chances of going into abnormal VT / VF ( cardiac arrest) or can lead to stroke if untreated
You need to certain things
1. Meet a cardiologist
2. Get ECG, check your
electrolytes and TFT
3. Get holter monitoring for 24 hours. It checks variability in your heart rate and based on that cardiologist can decide upon treatment plan.
4. a 2D echo
5. Check Hb
6. Blood pressure monitoring
Next Steps
feel free to consult me on practo for further evaluation and management