Dr. Rajajeyakumar Manivel MD

Dr. M. Rajajeyakumar Manivel is an Assistant Professor of Physiology at Saveetha Medical College, Chennai, with expertise spanning autonomic function, neurophysiology, and medical education. After completing his MBBS and MD in Physiology from JIPMER, he pursued further specialization with an MSc in Yoga, integrating traditional practices with modern physiology. His research focuses on autonomic function tests, heart rate variability, tilt-table studies, and electrophysiological techniques such as EMG and nerve conduction. He has authored more than 50 peer-reviewed articles and actively contributes as a reviewer and editorial board member for numerous journals. His work also extends to lifestyle medicine, exploring the effects of yoga and pranayama on cardiovascular and autonomic health, and to public health topics including obesity, diabetes, and infertility. With consistent academic contributions, Dr. Manivel participates in national and international conferences, presenting work that bridges basic physiology, clinical research, and medical training. He continues to mentor students and young researchers, fostering research interest in physiology and allied health sciences.

Professional Background

1. Assistant Professor, Dept. of Physiology, Saveetha Medical College, Chennai
2. Research experience in autonomic and neurophysiology studies
3. Reviewer and editorial board member for multiple international journals

Achievements

1. Author of 50+ research papers in physiology, yoga, and medical education
2. Reviewer/editorial member for 30+ international journals
3. Speaker/chairperson at conferences in India and abroad

Current Research Projects

1. Autonomic function testing and cardiovascular regulation in health and disease
2. Effects of yoga and pranayama on autonomic and cardiovascular physiology
3. Obesity and diabetes as related to autonomic dysfunction
4. Male fertility and innovations in sperm selection and processing

Academic Profiles of Dr. Rajajeyakumar Manivel

• ORCID
• Google Scholar
• ResearchGate

 Dr. Manivel’s recent publications focus on environmental health in medical education, male fertility, obesity research, and nanoparticle-based therapeutic approaches.

5 Most Recent Publications

1. Sulthan Al Rashid SZR, Kanchana Mala A, Rajajeyakumar M, Nisha B.  Integrating A Separate Department of Environmental Health into Medical Education: A Novel Protocol for Promoting Sustainability.  International Journal of Environmental Science, 2025; 11(18s): 382–392.
2. Manivel R, Vickram AS, Sharma N, Sivanantham S. Revolutionary Approaches to Sperm Selection: Enhancing Male Fertility Through Advanced Processing Techniques.  The Journal of Obstetrics and Gynecology of India, 2025; 1–3.
3. Sivalingam AM, Pandian A, Sivanesan S, Yuvaraj MF, Rajendiran N, Manivel R, et al. Biochemical Characterization and Green Synthesis of Silver Nanoparticles (AgNPs) from Costus spicatus for Potential Anti-Diabetic Target in STZ. Journal of Inorganic and Organometallic Polymers and Materials, 2024; 34(12): 6039–6052.
4. Manivel R, Sivalingam AM. Correction: New Perspectives on Sleeve Gastroplasty Trials for Patients with Autonomic and Hypothalamic Obesity. Obesity Surgery, 2024; 34(10): 3913.
5. Sivalingam AM, Pandian A, Manivel R. Exploring Complication Risks and Innovations in Post-Weight Loss Recovery of Emerging Anti-Obesity Medications. Obesity Surgery, 2024; 34(10): 3922–3923.

Last Updated on October 12, 2025