Clinical-Grade Body Composition Testing That Reveals Your Body’s True Story
“The things you measure, you control.” -Peter Drucker
If you want to know where you’re going, you first need to know where you’re at. That’s exactly what InBody Body Composition Analysis provides—a clear, data-driven assessment of your current fitness level so you can optimize every workout, every meal, & every effort you put in.
Your body is telling a story–one that goes far deeper than what you see in the mirror or read on the scale. In just 45 seconds you will receive a comprehensive, non-invasive assessment of your muscle mass, body fat distribution, visceral fat levels, cellular health markers, & fluid balance.
This is more than just tracking progress—it’s about efficiency, strategy, & making every second in the gym count. Whether you’re:
- Recovering from an injury
- Working on muscle imbalances
- Training for a specific athletic goal
- Looking to lose fat and gain strength efficiently
Available at all Live Fit Gym locations in San Francisco, InBody testing transforms fitness from guesswork into precision–ensuring every workout, meal, & recovery session moves your closer to sustainable health.
Let’s get in, to the inside-out of your body.
At Live Fit Gym we don’t jut hand you a print out. We interpret your InBody results through an Integrative Fitness lens, combining cutting-edge bioelectrical impedance technology with evidence-based wellness practices.
Why InBody testing Matters: Beyond weight loss to whole-body wellness
Strategy over guesswork
Precision awareness > guesswork. Take the guesswork out of your effort. In-Body analyzes and adjusts your plan in real time, ensuring you’re always moving in the right direction.
Faster, safe, smarter results
Time is a resource we don’t get back. That’s why we want you to maximize every workout. Move closer to your goals: faster & effectively. This tool helps pinpoint what needs to change–so you don’t waste weeks or months of ineffective workouts.
Prevent injury & build strength where it counts.
Imbalances, muscle weakness, excess visceral fat–In-Body can identify these issues early before they impact performance and health. Data drives better movement, safer workouts, and long-term sustainability.
Precision tracking for every goal.
Want to: gain muscle but keep fat low? Recover from an injury? Lost weight without losing muscle? In-Body allows for true precision coaching, ensuring that every adjustment made to your diet & training program aligns with your goals.
How InBody Scan Works
How InBody Works: A Science-Backed Approach to Smarter Fitness
Instead of focusing on a single number on the scale, InBody provides a comprehensive breakdown of your body composition, including muscle mass, body fat percentage, visceral fat, and water distribution. This insight allows you to train with purpose, adjust your nutrition accurately, and see tangible progress.
Precision Through Bioelectrical Impedance Analysis (BIA)
The InBody device uses a non-invasive, clinically validated technology called Bioelectrical Impedance Analysis (BIA) to measure your body composition with hospital-grade accuracy. During your 45-second test, the InBody device sends safe, low-level electrical currents through your body at multiple frequencies (ranging from 1kHz to 1000kHz depending on the model).
By sending a safe, low-level electrical current through your body, the device detects the resistance and reactance of different tissues—such as fat, muscle, and water. Unlike traditional BIA methods, which rely on broad estimations, InBody uses direct segmental analysis, meaning it measures your arms, legs, and torso separately for more detailed, precise results. This is why hospitals, professional athletes, and researchers trust InBody technology for tracking health and performance.
Different tissues–muscle, fat, & water–create unique electrical resistance patterns:
- Resistance (R): Measures how the electrical current travels through body fluids.
- Reactance (Xc): Measures how the current is stored in cell membranes.
- Impedance (Z): The total electrical composition calculated as Z² = R² + Xc²
Research & Sources:
Wikipedia, Bioelectrical Impedance Analysis, https://en.wikipedia.org/wiki/Bioelectrical_impedance_analysis
Malte Nejst Larsen, Peter Krustrip, Susana Cristina Araújo Póvoas, Carlo Castagna, “Accuracy and reliability of the InBody 270 multi-frequency body composition analyzer in 10-12-year-old children”
https://pmc.ncbi.nlm.nih.gov/articles/PMC7996997/
Satish Kumar, Aswini Dutt, Sandhya Hemraj, Shankar Bhat, Bhat Manipadybhima, “Phase Angle Measurement in Healthy Human Subjects Through Bio-Impedance Analysis”
https://pmc.ncbi.nlm.nih.gov/articles/PMC3646229/
Interpretation: These study supports the use of multifrequency bioelectrical impedance devices for population-level body commotion assessment when interpreted by trained professionals.
Why InBody Scan is Superior
Unlike consumer-grade body fat scales that estimate composition from a single leg-to-leg measurement, InBody uses direct segmental analysis to measure each limb and torso independently at multiple frequencies. This provides a comprehensive body composition map without relying on statistical estimations based on age, gender, or ethnicity—ensuring accuracy across diverse populations.
At Live Fit Gym, we provide our members and community access to medical-grade body composition scans that are efficient, non-invasive, and easy to complete. InBody scans are typically performed immediately following a workout or personal training session and are integrated into our proprietary Fitness Consultation (FC). Certified Personal Trainers use this data to inform program design, track progress over time, and support precision-based goal setting.
Research & Resources:
InBody Co., Ltd, Medical-Grade Body Composition With Advanced Water Analysis, https://inbodyusa.com/products/inbody770/
Live Fit Gym, Personal Training & Fitness Consultation Model. Live Fit Gym, San Francisco
https://livefitgym.com/personal-trainers-san-francisco/
Interpretation: InBody’s segmental, multi-frequency approach allows trained professionals to assess changes in muscle mass, hydration status, and body composition trends with greater specificity than consumer-grade devices. When used alongside professional coaching and clinical judgment, this data supports informed training decisions rather than generalized estimates.
Why InBody Matters for You: Your Fitness & Wellness
If you’re serious about elevating your fitness, simply lifting weights and eating better isn’t enough—you need to know what’s actually changing inside your body. Whether you’re looking to build lean muscle, lose fat, improve athletic performance, or recover from an injury, InBody shows exactly what’s working and what needs adjusting.
- Are you gaining muscle in the right areas?
InBody helps you see if your workouts are actually increasing lean mass or if you need to adjust your training approach. - Are you losing fat efficiently?
Instead of just tracking weight loss, InBody differentiates between fat loss and muscle loss—so you can maintain a strong, healthy physique. - Are you properly hydrated?
Many people underestimate the role of hydration in performance and recovery—InBody provides a breakdown of total body water to ensure optimal balance. - Are you at risk for health issues?
High levels of visceral fat (fat stored around your organs) are linked to an increased risk of chronic diseases—InBody detects this and helps you take preventative action.
When you have real numbers instead of just a reflection in the mirror, you can train smarter, recover better, and optimize your health in ways you never thought possible.
This isn’t just about tracking progress—it’s about maximizing every effort you put into your body. Live Fit Gym provides this cutting-edge technology because we believe your time, health, and goals deserve the best.
Research & Resources:
InBody Co., Ltd, Medical-Grade Body Composition With Advanced Water Analysis, https://inbodyusa.com/products/inbody770/
Live Fit Gym, Personal Training & Fitness Consultation Model. Live Fit Gym, San Francisco
https://livefitgym.com/personal-trainers-san-francisco/
Interpretation: InBody’s segmental, multi-frequency approach allows trained professionals to assess changes in muscle mass, hydration status, and body composition trends with greater specificity than consumer-grade devices. When used alongside professional coaching and clinical judgment, this data supports informed training decisions rather than generalized estimates.
Phase Angle: An Advanced Indicator of Cellular Health with InBody Scan
Phase angle is derived from the relationship between resistance and reactance as an electrical current passes through body tissues during bioelectrical impedance analysis. Rather than focusing solely on weight or body fat percentage, phase angle provides insight into cellular integrity, hydration balance, and body cell mass—factors closely tied to how well the body adapts to training, recovers from stress, and maintains overall physiological resilience.
In fitness and wellness contexts, phase angle is often viewed as a proxy for muscle quality and cellular vitality. Higher phase angle values are generally associated with stronger cell membranes, healthier muscle tissue, and improved metabolic efficiency, while lower values may reflect compromised cellular health, dehydration, or insufficient recovery. Because phase angle naturally varies by age and sex, its greatest value lies in tracking individual trends over time rather than comparing against generalized population norms.
At Live Fit Gym, phase angle data is used as part of a broader, integrative assessment process rather than a standalone metric. Through structured training programs, recovery services, and personalized coaching, members are supported in building lean muscle, improving hydration status, and enhancing nervous system regulation—factors that directly influence cellular health. By pairing phase angle insights with professional interpretation and ongoing progress tracking, Live Fit Gym helps members focus on sustainable performance improvements rather than short-term aesthetic changes alone.
Research & Sources:
Wikipedia, Bioelectrical Impedance Analysis, https://en.wikipedia.org/wiki/Bioelectrical_impedance_analysis
Sami F Kahlil, Mas S Mohktar, Fatimah Ibrahim, “The Theory and Fundamentals of Bioimpedance Analysis in Clinical Status Monitoring & Diagnosis of Diseases”
https://pmc.ncbi.nlm.nih.gov/articles/PMC4118362/
Interpretation: Phase angle should be understood as a supportive biomarker that reflects trends in cellular health and training adaptation when interpreted by qualified professionals. At Live Fit Gym, this data is contextualized within individualized fitness programming and wellness support, reinforcing informed decision-making rather than diagnostic conclusions.
In-Body Performance: Clinical & Hospital Use
Medical-Grade Accuracy
InBody devices deliver clinical-grade accuracy through advanced direct segmental multi-frequency measurement technology used in hospitals, sports labs, and research settings. The InBody 970S specifically is designed for clinical applications with streamlined interfaces that simplify complex analysis for medical professionals.
Research & Sources:
InBody Co., Ltd, “InBody 970S”, https://inbodyusa.com/products/inbody970s/
Interpretation: Medical-grade accuracy allows body composition data to be used consistently over time rather than as a one-off estimate. At Live Fit Gym, this level of measurement precision supports more reliable progress tracking and informed program adjustments across training and wellness services, particularly when working with diverse body types, fitness levels, and recovery needs.
DEXA Scan vs. InBody Scan: Which is Better?
In-Body Is A Superior Choice for a Fitness & Wellness Lifestyle
Safety: Radiation vs. Zero Radiation
- DEXA scans use low-dose X-ray technology (ionizing radiation) to measure body composition
- Typical whole-body DEXA scan: ~4-5 µSv per scan
- Diagnostic hip/spine DEXA: <1-15 µSv depending on equipment
- Equivalent to approximately half a day of natural background radiation per scan.
InBody Safety Profile:
- Zero radiation exposure – uses safe bioelectrical impedance (weak electrical current of ~70 microamperes)
- No contraindications for pregnant women – completely safe for expectant mothers at any stage of pregnancy
- Can be used unlimited times without cumulative radiation concerns
- Ideal for individuals concerned about X-ray exposure, including those with frequent medical imaging needs or radiation sensitivity
From an integrative fitness, chiropractic, and wellness perspective at Live Fit Gym, the ability to perform repeatable, zero-radiation body composition assessments allows us to observe meaningful changes in muscle balance, hydration, and recovery over time. In practice, this continuity gives our team clearer insight into how training, recovery, and lifestyle factors are actually affecting the body—beyond what isolated or infrequent measurements can show.
Research & Sources:
BodySpec, “InBody vs DEXA Scans: Which is Better?”, https://www.bodyspec.com/blog/post/inbody_vs_dexa_scans_which_is_better?
John Shepherd, Bennett Ng, Markus Sommer, Steven B Hymsfield, “Body Composition by DXA”,
https://pmc.ncbi.nlm.nih.gov/articles/PMC5659281/
Interpretation: From an integrative fitness, chiropractic, and wellness perspective at Live Fit Gym, zero-radiation body composition tracking allows us to observe real-time changes in muscle balance, hydration, and recovery without limiting frequency or continuity of care. This repeatable, non-invasive approach supports safer longitudinal tracking, which we consistently see translate into more informed training decisions, improved recovery patterns, and sustainable progress across diverse member needs.
You Can’t Optimize What You Don’t Measure
Live Fit Gym isn’t just about working out—it’s about smart fitness, strategic wellness, and data-backed progress. Integrative fitness. By incorporating InBody technology, we ensure you’re:
✔️ Getting results faster
✔️ Training with real precision
✔️ Avoiding injury & unnecessary setbacks
✔️ Using your time efficiently and effectively
Every rep, every set, every meal—it all works together. Let’s make sure it’s working for you in the best way possible.
