Dr. Zakir Hossain has completed his MBBS degree in 2008 from the Holy Family Medical College & Hospital. He has had a varied experience in several hospitals since then, including in Dhaka Community Medical College, Insaf Baraka Kidney and General Hospital, and Grameenphone Healthline. Dr. Zakir has been from Tonic Doctor’s healthline from the very beginning, with 3 years of prior experience in this field. He is also working as a Lecturer in department of Forensic Medicine in Holy Family Medical College. He is also pursuing a diploma in Forensic Medicine from Dhaka Medical College.