Dr. Cheng Zai Ru is a Staff Physician at KK Women’s and Children’s Hospital, specializing in general paediatrics with a clinical focus on respiratory and sleep-related conditions in children. She treats a range of conditions, including asthma, allergic rhinitis, obstructive sleep apnoea, and chronic cough.

With qualifications in paediatrics, mental health, and family medicine, Dr. Cheng is an experienced clinician and educator. She has a strong interest in paediatric respiratory research and is known for her dedication, earning accolades such as the Service from the Heart Award.