Our Team

Jahan Fahimi, MD, MPH

Jahan Fahimi is a board-certified physician practicing emergency medicine in the Bay Area for over 15 years. Having cared for patients with problems ranging from cardiac emergencies to orthopedic injuries, he turned his attention from treating the late presentation of diseases towards preventing them. At 7x7 Health, he combines an expertise in a wide array of clinical conditions with a background in biochemistry and training in epidemiology to translate the latest research across a variety of fields into the practice of improving health, longevity, and performance.

Jahan has published over 40 peer-reviewed studies across numerous clinical topics and has been featured at CNN, The Washington Post, Politico, NBC, The Los Angeles Times, and The San Francisco Chronicle. He is a Professor of Emergency Medicine and faculty in the Institute for Health Policy Studies at University of California, San Francisco. He has received numerous prestigious teaching awards and recognitions for his research.

Born and raised in California, Jahan graduated summa cum laude from the University of California, San Diego with a degree in Biochemistry. He was inducted into the Alpha Omega Alpha honor society at New York University School of Medicine where he received his medical degree. He completed a master of public health with concentration in epidemiology from the Harvard School of Public Health. After training and chief residency in Emergency Medicine, he completed a research fellowship before joining the faculty at the University of California, San Francisco.

Jahan currently lives in San Francisco, California with his family and enjoys healthy cooking, travel, snow sports, and live music.

  • Mark Eaton

    DIRECTOR OF SPORTS PERFORMANCE

    Mark Eaton is a certified personal trainer through the National Academy of Sports Medicine and holds a degree in kinesiology/neuromuscular science from San Francisco State University. He is a certified Bone Densitometry Technologist and leads DEXA and VO2 max testing at 7x7 Health. Mark is passionate about helping patients with their unique training programs.

  • Tarah Valenti, RDN

    DIRECTOR OF NUTRITION

    Tarah Valenti is a registered dietitian and holds a degree in dietetics from San Francisco State University with postgraduate training at Cornell University. She is also a certified Bone Densitometry Technologist. Her expertise allows for 7x7 Health to incorporate key nutritional biochemistry concepts into practice to reduce disease risk, change behaviors around food, and empower patients to meet their health goals.