Question

if you were asked to convince somebody to stop talking salt in his food because the doctor has advised him to do so, what will you do​

Answer 1

When doctor has tell us that we don't have to take salt, we should not take.

If anyone is taking and not listening the advice of doctor, we shall stop him by any work which is important for him and he will do another work first which is important.

Answer 2

If a doctor asks you to do something you should do it. Doctors try to save your life. If a doctor asks you to not eat salt, that may benefit your life in the future.

PS. Hope you like this answer.