Sir,
You need to correct your posture and will have to exercise on a regular basis in order to keep your muscles strong while you sit for long.correcting the posture without maintaining consistency with your exercises will not give u the desired results..
Next Steps
kindly consult a physiotherapist who would guide u with correction of posture and maintaining a good healthy lifestyle
Health Tips
exercise plan guided by a professional is essential .
wishing for your fast recovery..