Dr Benjamin Lam

Dr Benjamin Lam is a Senior Consultant with the Department of Family Medicine at Changi General Hospital (CGH). He obtained his medical degree from the National University of Singapore in 2004, followed by a Master of Medicine in Family Medicine in 2010, and a Fellowship from the College of Family Physicians Singapore in 2013. 

With an interest in obesity and metabolic medicine, Dr Lam pursued a Clinical Research Fellowship at Imperial College Healthcare NHS Trust, London in 2013, under the Ministry of Health’s Health Manpower Development Plan, during which he also completed a Master of Science in Weight Management. His research work is driven by a commitment to improving outcomes for patients affected by obesity. In 2024, he was awarded a PhD by the Lee Kong Chian School of Medicine, Nanyang Technological University, where he investigated mechanisms underlying obesity across Singapore’s ethnic groups. 

Dr Lam is also actively involved in education, serving as a Clinical Mentor at the Yong Loo Lin School of Medicine, National University of Singapore, and as a Research Tutor at the College of Family Physicians Singapore. Beyond clinical practice, research, and teaching, Dr Lam served as Vice President of the Singapore Association for the Study of Obesity and continues to contribute as a council member. Dr Lam regularly shares his expertise with other healthcare professionals at national conferences and society meetings. 

• PhD, Singapore, 2024
• MSC (Weight Management), United Kingdom, 2015
• FAMS, 2015
• FCFP, Singapore, 2013
• MMed (Family Medicine), Singapore, 2010
• MBBS, Singapore, 2004

• Council Member, Singapore Association for the Study of Obesity (SASO), 2025 – Present
• Vice President, Singapore Association for the Study of Obesity (SASO), 2019 – 2025

• NUS Teaching Recognition Award, National University of Singapore, 2022
• Long Service Award (10-Year), Khoo Teck Puat Hospital, 2021
• NMRC Research Training Fellowship, National Medical Research Council, 2019
• College Teachers’ Award, College of Family Physicians Singapore, 2017
• Human Manpower Development Program (HMDP) (Individual), 2013

1.    Low, D. Y., Mina, T. H., Sadhu, N., Wong, K. E., Jain, P. R., Dalan, R., … Lam, B., … Chambers, J. C. (2025). Metabolic variation reflects dietary exposure in a multi-ethnic Asian population. Nature Metabolism, 7, 1939–1954. https://doi.org/10.1038/s42255-025-01359-x

2.    Ng, W. L., Tse, E. T. Y., Oka, P., Lim, H. M., Koh, S. W. C., Ramli, R., … Lam, B. C. C., … Goh, L. H. (2025). HLA-B*58:01 screening in Asia-Pacific is an ethical imperative – not just a cost question. Journal of Global Health, 15, 03037.

3.    Lam, B. C. C., Mina, T., Xie, W., Low, Y. D., Yew, Y. W., Wang, X., & Chambers, J. C. (2024). The relationships between sleep and adiposity amongst multi-ethnic Asian populations: A cross-sectional analysis of the Health for Life in Singapore (HELIOS) study. International Journal of Obesity. Advance online publication. https://doi.org/10.1038/s41366-024-01666-5

4.    Mina, T., Xie, W., Low, D. Y., Wang, X., Lam, B. C. C., Sadhu, N., … Chambers, J. (2024). Adiposity and metabolic health in Asian populations: An epidemiological study using dual-energy X-ray absorptiometry in Singapore. The Lancet Diabetes & Endocrinology. Advance online publication. https://doi.org/10.1016/S2213-8587(24)00195-5

5.    Lam, B. C. C., Lim, A. Y. L., Chan, S. L., Yum, M. P. S., Koh, N. S. Y., & Finkelstein, E. A. (2023). The impact of obesity: A narrative review. Singapore Medical Journal, 64(3), 163–171.

6.    Yew, Y. W., Mina, T., Ng, H. K., Lam, B. C. C., … Loh, M. (2023). Investigating causal relationships between obesity and skin barrier function in a multi-ethnic Asian general population cohort. International Journal of Obesity. Advance online publication. https://doi.org/10.1038/s41366-023-01343-z

7.    Mina, T., Yew, Y. W., Ng, H. K., Sadhu, N., Wansaicheong, G., Dalan, R., … Lam, B. C. C., … Chambers, J. (2023). Adiposity impacts cognitive function in Asian populations: An epidemiological and Mendelian randomization study. The Lancet Regional Health – Western Pacific, 33, 100710.

8.    Leong, W. Y., Gupta, A., Hasan, M., Mahmood, S., Siddiqui, S., Ahmed, S., … Lam, B., … Chambers, J. C. (2022). Reference equations for evaluation of spirometry function tests in South Asia, and amongst South Asians living in other countries. European Respiratory Journal. https://doi.org/10.1183/13993003.02962-2021

9.    Cheng, A., Yeoh, E., Moh, A., Low, S., Tan, C. H., Lam, B., & Lim, S. C. (2022). Roux-en-Y gastric bypass versus best medical treatment for type 2 diabetes mellitus in adults with body mass index between 27 and 32 kg/m²: A 5-year randomized controlled trial. Diabetes Research and Clinical Practice, 188, 109900. https://doi.org/10.1016/j.diabres.2022.109900

10.  Chao, A. T., Chee Fang, S., Lam, B. C., Cheng, A. K., Low, S. K., & Su Chi, L. (2017). Effect of bariatric surgery on diabetic nephropathy in obese type 2 diabetes patients in a retrospective 2-year study: A local pilot. Diabetes & Vascular Disease Research, 14, 1479164117742315. https://doi.org/10.1177/1479164117742315

11.  Lam, B. C. C., Koh, G. C. H., Chen, C., Wong, M. T. K., & Fallows, S. J. (2015). Comparison of body mass index (BMI), body adiposity index (BAI), waist circumference (WC), waist-to-hip ratio (WHR) and waist-to-height ratio (WHtR) as predictors of cardiovascular disease risk factors in an adult population in Singapore. PLOS ONE, 10(4), e0122985. https://doi.org/10.1371/journal.pone.0122985

12.  Moh, M. C., Sum, C. F., Lam, B. C., Ng, X. W., Su, C., Tavintharan, S., & Lim, S. C. (2014). Evaluation of body adiposity index as a predictor of aortic stiffness in a multi-ethnic Asian population with type 2 diabetes. Diabetes & Vascular Disease Research. https://doi.org/10.1177/1479164114554609

13.  Lam, B. C., Lim, S. C., Wong, M. T., Shum, E., Ho, C. Y., Bosco, J. I., & Koh, G. C. (2013). A method comparison study to validate a novel parameter of obesity, the body adiposity index, in Chinese subjects. Obesity, 21(12), E634–E639. https://doi.org/10.1002/oby.20504