About
Previty Healthcare
Recognizing the intense work-life demands of living in some of the world’s most fast-paced cities, Previty Healthcare provides expert support and individualized prescriptive programs to optimize health and wellbeing.
Our approach is grounded in the latest medical and scientific research, ensuring that our exercise, and nutrition and lifestyle management recommendations are both realistic and achievable. We are dedicated to optimizing health outcomes through evidence-based practices tailored to meet the unique needs of each individual. Our highly qualified team of service providers, including experienced healthcare professionals and specialists, is committed to delivering the highest standard of care.
Previty Healthcare is for individuals who:
Have extremely demanding lives and find it difficult to make appropriate lifestyle choices.
Need a tailored nutrition and exercise programme to lose weight and/or treat/manage other existing health conditions, such as cardiovascular disease, diabetes, high blood pressure or chronic kidney disease.
Are planning to enter the IVF process and/or who have recently undergone IVF treatment and need nutrition and exercise support to optimize IVF outcomes and sustain optimum health during pregnancy and postpartum.
Want healthy eating and regular exercise to become part of their daily life, rather than feel trapped in a cycle of dieting and exercising.
Want long-lasting results.
Meet the Previty Healthcare Team
Dr. Sinead Sheridan
BSc, PhD.
Chief Executive Officer
Dr. Sinead Sheridan completed her PhD in Clinical Exercise Physiology at the Centre for Preventive Medicine at Dublin City University, Ireland. She also holds a BSc degree in Physical Education and Biology from the same university. In addition to offering expert advice to professionals, Sinead has extensive research experience in examining the role of exercise and nutrition in the prevention/treatment of chronic lifestyle-mediated diseases while working at Dublin City University, The Chinese University of Hong Kong and The University of Hong Kong. Sinead has also presented at numerous international conferences and has published in many top ranking peer-reviewed journals including Frontiers in Physiology and The British Journal of Nutrition. Sinead currently serves as the Exercise Consultant for EVB SPORT, sportswear designed to support the pelvic floor for women who experience urinary/stress incontinence. As a qualified lecturer, Sinead also delivers many of the wellness workshops/seminars offered by Previty Healthcare to major corporate, wellness and educational institutions.
Dr. John O’Reilly
BA, BSc, MSc, PhD, R.Nutr, CSCS.
Executive Director
Dr. John O’Reilly, founder and owner of Previty Healthcare, obtained his MSc & PhD in Exercise Physiology and Nutrition from The Chinese University of Hong Kong. He also holds a BSc in Sports Science and Health and a BA in Accounting. John is a Registered Nutritionist (Nutrition Society of Australia) and Certified Strength and Conditioning Specialist (CSCS) and has published in numerous peer-reviewed academic journals including Sports Medicine and Obesity Reviews. He also serves as the Sports Science Consultant for the Hong Kong Jockey Club. Fully aware of the unique challenges pertaining to the work-life balance in Hong Kong, John offers his expertise in exercise, nutrition, health and weight loss to entrepreneurs and leaders of industry, putting them on the path to achieving optimal health.
Zhongkai Guo
ACE Health Coach, ACE Certified Personal Trainer, ACE Fitness Nutrition Specialist, WELL AP, WELL Faculty.
Managing Partner - China
Zhongkai Guo, managing partner of Previty Healthcare, is a Certified Health Coach, Fitness Nutrition Specialist and Personal Trainer (American Council on Exercise), based in Shanghai. Zhongkai has extensive experience in public health and corporate wellness. He is a former Vice President of the International WELL Building Institute TM (IWBI) which administers WELL, the world’s first building standard focused exclusively on human health and wellness. At Previty Healthcare, Zhongkai assists companies to adopt and implement corporate wellness programs and develops in-house corporate wellness initiatives that focus on exercise, nutrition and stress reduction/management, to enhance employee well-being and productivity.