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Erin Hallenbeck

SDSU Extension Health and Physical Activity Field Specialist

605-782-3290

SDSU Extension Sioux Falls Regional Center
4101 W 38th St Ste 103
Sioux Falls, SD 57106

Erin Hallenbeck is an SDSU Extension Health and Physical Activity Field Specialist focused on promoting physical activity and wellness throughout South Dakota. She holds a bachelor’s degree in exercise science and a master’s degree in nutrition and exercise science. Erin has experience developing and leading exercise programs for all ages, from youth to older adults. She supports communities by delivering fitness programs using proven approaches to improve physical activity levels and overall health. She also supports volunteer-led physical activity programming and collaborates with community partners and local organizations to expand the reach and sustainability of health initiatives. She is passionate about empowering South Dakotans to lead healthier, more active lives, building confidence and improving quality of life.

Areas of Expertise

  • Exercise physiology
  • Behavior change
  • Community health promotion

Programs and Services

State & Regional Offices

Sioux Falls Regional Center

Also by Erin Hallenbeck

Group of children preparing for a summer swimming lesson outside the SDSU Wellness Center.

How much physical activity does my child or teen need? How much is too much?

Physical activity plays a crucial role in development for children and teens, and it's important to understand how much they need each day while also protecting them from overload and burnout.

Group of young adults playing hacky sack outside the SDSU Miller Wellness Center.

How does physical activity support kids’ mental health and behavior?

Physical activity for kids is much more than running, jumping, and playing games. It plays a critical role in supporting children’s overall development, extending far beyond just physical health.

Family exercising outdoors on a bright, summer morning.

SDSU Extension hosts virtual challenge to encourage physical exercise

April 13, 2026

South Dakota State University Extension is hosting a seasonal challenge called Spring Into Step to encourage physical activity.