
Jennifer Knox (& Roo Diggity)
We offer one free phone consultation and one free in-home consultation to understand your needs and ensure a perfect fit before training begins.
Personalized sessions focused on injury prevention, balance, flexibility, and independence.
In-home | 45 minutes
Inclusive, motivating workouts in a shared setting—ideal for couples, housemates, or friends. Each participant receives attention and modifications to ensure safety and effectiveness.
In-home | 45 minutes

Adults aged 55 and older, including active agers and those managing chronic conditions or recovering from injury.

Sedentary beginners to goal-oriented individuals seeking improved mobility, strength, or independence.

Residents of the greater Flagstaff region, including surrounding neighborhoods where in-home services are accessible.

Individuals who value safety, dignity, independence, and personalized care. Especially important for older adults who may feel underserved by traditional gyms.
One on One Sessions
One personalized session tailored to your goals and mobility level
Ideal for weekly training and steady progress
Great for building momentum with twice-weekly sessions
Best value for clients committed to consistent, transformative results
Serving 2-4 Participants
One group session tailored to shared goals and individual needs
Weekly group training for steady progress and connection
Twice-weekly sessions to build strength and consistency
Most cost-effective option for committed group wellness
*Please call to schedule your free consultation and learn more about package pricing.
Jennifer Knox has dedicated herself to advancing the science and soul of wellness. With certifications in personal training, nutrition, corrective exercise, group fitness, stretching and flexibility, COVID management, First Aid, and CPR, she brings a comprehensive toolkit to every client session. Her experience spans over a decade, working with individuals of all ages and athletic backgrounds, from first-time movers to seasoned athletes; always tailoring movements to meet people where they are.
The belief that aging should be an empowered experience; a transformation, not a decline. Her vision is to use evidence-based practices, compassionate coaching, and personalized programs to promote health, independence, and longevity among senior clients. Lively Fitness is more than a name, it is a philosophy that aging bodies deserve vibrant care, joyful movement, and the confidence to live life on their own terms.
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