Dr. Mark Harper, MD, PhD

A science-based approach to healing filled with inspiring testimonials and cold water prescriptions

For centuries, people from all over the world have immersed themselves in cold water for its healing properties. Leading expert in cold water therapy Dr. Mark Harper offers long-awaited evidence that cold water swimming can achieve powerful, tangible health benefits in his revolutionary debut work, Chill. Dr. Harper illuminates the ways in which cold water can positively impact us physiologically and psychologically.

Cold water swimming can help to alleviate
• Pain
• Arthritis
• Anxiety
• Depression
• PTSD
• Migraines
Dr. Harper guides us toward a safe and customized practice to build mental and physical resilience, improve our well-being, and engender everyday vitality. 

Actionable for every skill level and full of extraordinary discoveries about our minds, bodies, and the healing powers of Earth’s most plentiful resource, Chill is a drug-free, no-cost approach to lasting wellness and rejuvenation.

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