1 hour walk is a good exercise. Please don't force urself more than it if u don't feel to.
Exercise helps in correcting the hormonal imbalance, metabolic problems like high blood
sugar levels.
Ur weight is 72kgs which is on a higher side for ur height. So losing 5 -6 kg weight is beneficial for u.
Next Steps
1 hour brisk walk
diet management ( 1200 cal diet) , cut down on carbohydrates (
sugar, wheat rice(
high protein ( paneer, milk , pulses, eggs,)