Cori Lefkowith
Online strength and fat loss coaching for women 40+
| Hourly rate range | $110 to $190 an hour |
|---|---|
| Focus areas | Fat lossStrength and powerliftingWomen's fitnessOver 40 and 50PostpartumNutrition and habitsHormones and menopauseWeight managementEmotional eatingHealthy habits |
| Works with | Women and People over 40 |
| Also coaches | Health coach |
| Based in | California, United States |
| Sessions | Online |
| Credentials | Certified Personal Trainer (CPT); Holistic Nutritionist; ACE Certified Personal Trainer; NASM Certified Nutrition Coach; Girls Gone Strong Pre- and Postnatal Coaching Specialist; Girls Gone Strong Menopause Coaching Specialist |
| Practice | Redefining Strength |
Cori Lefkowith runs Redefining Strength, an online coaching business that helps women 40+ build strength, improve metabolism and gain confidence. The team has worked with over 10,000 women using the STRONG System. Coaches focus on losing fat while keeping and building muscle. Redefining Strength has more than a decade of experience, a #1 best-selling book and over 100 million YouTube views. Clients get one coach backed by dietitians and physical therapists.
What Cori helps with
Redefining Strength helps women stop restarting new diets and plans. Coaches teach clients to adjust training and nutrition as their bodies and lives change, including through perimenopause and menopause.
- Losing fat while building and keeping muscle
- Getting past plateaus without eating less
- Training and eating through perimenopause and menopause
- Eating without extreme restriction
- Fitting training into a busy schedule
- Improving mobility and movement quality
- Ending constant dieting and emotional eating
- Pre- and postnatal training
Who Cori works with
The program is built for women 40+ with busy lives. Clients have thousands of different starting points. Many are dealing with body changes in perimenopause and menopause. Some have followed programs and tracked macros before and want a plan that adapts.
How Cori works
Redefining Strength uses the STRONG System, an adaptive method that combines training, nutrition, recovery and habit change. It takes a muscle-first approach. The goal is to lose fat while building and keeping muscle. Training includes mobility, stability and movement quality. Clients learn what their body needs, why it works and when to adjust. Pinnacle 1:1 clients get a dedicated coach who reviews progress and adjusts the plan. Dietitians and physical therapists back each coach.
Background and qualifications
Redefining Strength has coached women for more than a decade and has a #1 best-selling book and over 100 million YouTube views. The coaching team holds certifications including ACE Certified Personal Trainer, NASM Certified Nutrition Coach, and Girls Gone Strong pre- and postnatal and menopause specialist credentials. One coach spent 15 years in education before moving into fitness. Another has a background in college softball and Boston Marathon qualifying. The wider team includes a Registered Dietitian, a Doctor of Physical Therapy and a coach with a Doctorate in Kinesiology.
Cori Lefkowith pricing
Programs and services
- Pinnacle 1:1 coaching
- Lifetime access to the Inner Circle for 1:1 clients
- Online community
- Local meetups and international retreats
- Archetype quiz
Cori Lefkowith reviews
The CoachVouch take
Each 1:1 coach is backed by Registered Dietitians and Doctors of Physical Therapy.
Best for women 40+ who want to lose fat and build muscle without extreme dieting.
Common questions
How much does Cori Lefkowith charge?
Coaching with Cori runs $110 to $190 an hour. Message Cori from this page for an exact quote.
What does Cori Lefkowith help with?
Cori Lefkowith helps with losing fat while building and keeping muscle, getting past plateaus without eating less, training and eating through perimenopause and menopause and eating without extreme restriction.
Does Cori Lefkowith coach online?
Cori is based in California, United States. Sessions are online.
Is Cori Lefkowith certified?
Cori Lefkowith lists: Certified Personal Trainer (CPT); Holistic Nutritionist; ACE Certified Personal Trainer; NASM Certified Nutrition Coach; Girls Gone Strong Pre- and Postnatal Coaching Specialist; Girls Gone Strong Menopause Coaching Specialist.
Does Redefining Strength work with women in perimenopause or menopause?
Yes. The STRONG System adjusts training and nutrition as the body changes through perimenopause and menopause. Coaches include Girls Gone Strong menopause specialists.
Is there support beyond 1:1 coaching?
Yes. Pinnacle clients get lifetime access to the Inner Circle. The community also hosts local meetups and international retreats.
How do I contact Cori Lefkowith?
Send Cori a message from this page. It's free and takes a minute.
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Last updated September 2026. Request a correction.