Thanks for writing your query.
Evaluate your diet. Improve your diet. Include more of fruits, green leafy vegetables, pulses, sprouts, nuts. Improving the diet will decrease your hair fall
Have 6 small frequent meals. Have high fiber diet. Don’t starve or skip breakfast to lose weight.
Along with diet continue your exercise regime that you enjoy atleast 30 minutes per day.
Drink more water. Stay hydrated. That will not make you feel weak.
Sleep peacefully 8 hours.
Be consitent in your efforts.