Hello Dr. My Son 15 years old, as a parent I am trying to conveyance him important of study. But he is taking everything easy how I guide him so he can concentrated in study or he can understand value of education? How I can set his mind? Whenever he sit for study within 10-15 min he fells sleepy. For that also we visit family doctor he did not has any issue of thyroid. He is ok then why he is like that... I did not Get meaningfully ans. From Dr. Ankur Tanwar.