Hello dear user.
Things to be discussed in details. I need all proper details about your diet patern, food habits, likes dislikes of food, food allergies, lifestyle details, any medical history either past or current. ... And all as such to find the root cause of your underweight problem.
Next Steps
consult me with your all details in between 1-3pm and 9-11pm so i can be able to help you out from issue.
Health Tips
take proper balance diet and plenty of water. including seasonal fruits and vegetables along with dairy products regularly. thanks for asking your query here. wishing you a healthy life ahead. have a nice time.