Dr. Anand Singh is a Respiratory Consultant, West Hertfordshire Hospitals NHS Trust, London, United Kingdom. He completed thesis on obstructive sleep apnoea during my MD, and have several publications in relation to sleep apnoea, diffuse lung diseases, tuberculosis and pleural diseases. Additionally, He is member of various professional bodies including the Royal College of Physicians, European Respiratory Society, American College of Chest Physicians, and the Indian Chest Society among many others.