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No matter where you’re starting from, building muscle is one of the most powerful things you can do for your body and your confidence — and Jennifer Griswell is here to guide you every step of the way.

Whether you prefer the hands-on support of 1:1 sessions, the shared motivation of partner training, or the flexibility of a gym-or-home app program, Jennifer offers multiple ways to train with purpose and see real progress.

Not sure which option is right for you? Connect with Jennifer and talk through your goals — together, you’ll find the best path forward to becoming your strongest self.

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Customized Strength Sessions for Lean Muscle and Mobility
$ 45
00
per Session
  •  
Each session lasts approximately 45–60 minutes and begins with one or more compound movements — like squats, deadlifts, or presses — that are tracked weekly to monitor your progress and performance. Programming is tailored to your individual needs, fitness level, and goals — whether you’re just starting out or looking to take your strength to the next level.The focus is always on building lean muscle mass to support better strength, mobility, and overall physical resilience. These sessions are hands-on, progressive, and built to help you feel stronger in your body every week.
Get 10% OFF when you bundle 8 or more sessions!
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Train Together, Grow Stronger Together
$ 70
00
per Session
  •  
Partner Training sessions are a fun and effective way to stay motivated while working toward your fitness goals — with a friend, partner, or workout buddy by your side. These ~60-minute sessions follow the same proven approach as Jennifer’s 1:1 coaching, with programming tailored to meet both of your individual needs and goals.Each session begins with compound movements that are tracked weekly, allowing you both to see your progress and build strength in real time. Whether you’re starting your fitness journey or looking to level up together, Partner Training combines personalized attention with shared accountability — all while focusing on building lean muscle, improving mobility, and having a little fun along the way.
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Build Muscle Anywhere, Anytime
$ 20
99
per Month
  •  
Muscle for the Masses is Jennifer Griswell’s signature training app — a monthly subscription program built around hypertrophy-style training to help you build lean muscle, increase strength, and stay consistent from wherever you are.Programs run in six-week cycles, and you can choose from 2, 3, or 4-day training splits based on your schedule and experience level. Whether you’re working out at home with dumbbells and bands or hitting the gym with full equipment, this app provides flexible, effective programming for all fitness levels.Key features include:Home and gym workout optionsWeekly progressions focused on muscle growthExercise swaps for most movementsIn-app group forum for questions, support, and form checksDirect messaging access to Jennifer for guidance and feedbackPerfect for anyone who wants structured training and expert support — without the higher cost of 1:1 in-person coaching.
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Ready to Build Muscle On Your Terms??

Strong Starts Here

Join Muscle for the Masses — Jennifer’s signature strength training app. Flexible workouts, expert guidance, real results. 
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