Dr. Rakesh Kumar is presently working as the Sr. Consultant, Internal medicine at Indraprastha Apollo Hospitals ,New Delhi since 1996. He has about 30 years experience in this specialty .He has a special interest in teaching post graduate students of Internal medicine. Being thesis guide to the DNB students he also do research and publishes papers .He gives lectures in preventive medicine at various corporates, TV channels and writing articles in leading news papers and magzines.