Jack is from Coventry in the UK and moved to the United States in 2009. He is married to his wife, Renee, who also works in the medical field as a diagnostic medical physicist. They have three children, all boys’ twins Tristan and Sawyer (10), and a younger son, Aiden (7).

Jack moved to the United States to coach Soccer and has worked with athletes of all levels, youth through professional, in his 15-year coaching career. His background in sports and experience working with athletes inspired him to continue his education and return to college to work in rehab.

Alongside Jack’s background in coaching, he is also a certified strength and conditioning specialist, certified personal trainer, and certified nutrition coach. This training gives him a well- rounded insight into all aspects that help athletes perform at their peak.

In his free time, Jack enjoys spending time with his family and all things outdoors—skiing, hiking, camping, and, of course, soccer.

Jack is from Coventry in the UK and moved to the United States in 2009. He is married to his wife... Read More

Karissa has a passion for helping athletes and active individuals recover from injury, optimize performance, and prevent future setbacks. Combining her background as a Physical Therapist Assistant with a fitness-forward mindset, she delivers a personalized, movement-driven approach to care.

After earning her Doctorate in Physical Therapy from Hanover College and her Bachelor’s degree from Miami University, Karissa pursued advanced training in sports rehabilitation, manual therapy, dry needling, and movement analysis. She has extensive experience helping active people of all levels return to what they love—stronger, more resilient, and ready to perform at their best.

A Dayton, Ohio native, Karissa enjoys spending her free time outdoors and in the kitchen. She stays active through CrossFit and weightlifting, which give her firsthand insight into the demands of athletic performance. On weekends, she can often be found hiking with her Keeshond, Ruby, or experimenting with new recipes. Of the many national parks she’s explored, the Grand Tetons remain her favorite.

Karissa has a passion for helping athletes and active individuals recover from injury, optimize p... Read More

Nate is a husband to Jill, a father of Brealle, Jacob, Daesha, Clarris, and Joseph, and is an Osteopractic physiotherapist and a performance strength coach. A 20-year veteran of the US Army, he has a passion for maintaining the individual’s body to always be ready for the challenges of physical activity. Nate has treated American and international soldiers, from basic trainees and cadets to the elite Rangers and Special Forces. He delivers injury prevention, human performance optimization, and holistic rehabilitation for those that want to achieve their full physical potential and maintain active lifestyles. Nate is a well-known speaker and educator, teaches continuing education and university courses monthly, and has published several peer-reviewed articles. He and Jill hold CrossFit Level 1 and Level 2 Trainer Certificates, CrossFit Movement and Mobility Trainer Certificates, POSE Running Method Certificates, and are active in the Colorado Springs fitness and outdoor recreational community with their five children and son-in-law.

Nate is a husband to Jill, a father of Brealle, Jacob, Daesha, Clarris, and Joseph, and is an Ost... Read More

Dr. Jessica Hockensmith is a physical therapist with a gift for helping people feel strong, resilient, and supported in their bodies. With a diverse background in strength and conditioning, gymnastics, massage therapy, and nutrition coaching, she brings a whole-person approach to care—blending clinical expertise with genuine compassion.

As a single mom to a busy toddler, Jessica knows what it means to balance competing demands while showing up with grit and determination. She understands that healing and strength are about more than just muscles and movement—they’re about having the tools and confidence to keep moving forward, even when life gets messy.

In the clinic, Jessica fosters a safe and encouraging environment where patients feel truly heard. Whether guiding someone through recovery, helping them rebuild strength, or tackling complex challenges, her goal is always the same: to empower each patient to move with less pain and more freedom.

Certifications & Specialties • Doctor of Physical Therapy – Baylor University • Licensed Massage Therapist • Dry Needling Certified • EXOS Performance Specialist (XPS) • Working Against Gravity Nutrition Coach • Eleiko Weightlifting Certified • 10+ years in CrossFit & Strength and Conditioning

Dr. Jessica Hockensmith is a physical therapist with a gift for helping people feel strong, resil... Read More

Cassie Santana is the Director of Strength and Performance at Physio Room, where she bridges the gap between physical therapy and training. Cassie works with individuals of all experience levels—from seasoned athletes to those who are just discovering their athletic potential—to help them build strength, confidence, and resilience through movement.

She is a Licensed Physical Therapist Assistant (PTA) since 2020 and Certified Strength and Conditioning Specialist (CSCS) since 2023, Cassie combines her clinical expertise with performance-based coaching to guide athletes from injury rehabilitation to peak performance—often beyond where they were before injury.

Cassie is also a POSE Certified Running Specialist and USAW Level 1 Coach, using running mechanics, Olympic lifting, and individualized performance training to improve efficiency, power, and athletic development. She has completed extensive continuing education in speed, agility, and plyometric training, and she completed an NSCA mentorship program focused on mentoring and inspiring women to advance in the field of strength and conditioning. She has a special interest in training runners, helping them incorporate strength work into their running plans to enhance performance, prevent injury, and stay healthy in their sport. To learn more, inquire about her Strength and Conditioning Program for Runners at Physio Room.

An avid runner herself, Cassie has completed four half marathons and is currently training for the 2025 Eugene Marathon. She also brings experience coaching high school cross country and track athletes, combining her passion for running and strength to inspire athletes at every level.

Cassie Santana is the Director of Strength and Performance at Physio Room, where she bridges the ... Read More

Dr. Drew Short is from Doniphan, MO, where he grew up in the countryside, spending most of his time playing baseball and running. In 2020, Drew moved to Colorado Springs, where he met his wife, Audrey, and their Bernese Mountain Dog, Koda. Dr. Drew is an avid runner and rock climber, with a particular passion for obstacle course racing.

Dr. Drew graduated from Arkansas State University in 2016 with a Bachelor’s degree in Exercise Science and again in 2019 with a Doctorate in Physical Therapy. During his studies, he completed additional coursework in Blood Flow Restriction, Kinesiotaping, and Myofascial Release. Since earning his degree, he has pursued continuing education in running assessments, postural correction, and dry needling, for which he is certified. Dr. Drew specializes in treating runners, rock climbers, and recreational lifters, and he takes great pride in providing patient education.

Dr. Drew joined Physio Room to focus on building strong connections with clients and collaborating on solving complex problems. He values a personalized approach to client care, emphasizing clear communication and creating comprehensive treatment plans tailored to each client’s goals.

Dr. Drew Short is from Doniphan, MO, where he grew up in the countryside, spending most of his ti... Read More