By Karyn Guidry, founder of Karyn Guidry Fitness
In the world of health and fitness, misinformation spreads fast. From trending reels to outdated gym advice, it’s easy to fall for ideas that sound legit but just aren’t true.
As a fitness and nutrition coach who works with real clients daily, I’ve seen these myths hold people back, especially women. That’s why I’m here to break them down one by one and give you the truth so you can train smarter, feel stronger, and get results that last.
Let’s clear up FIVE OF THE MOST COMMON FITNESS MYTHS and what to focus on instead.
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Muscle is more dense than fat, meaning it actually makes you look leaner, not bigger. Lifting weights shapes your body, supports your metabolism, and improves performance. Unless you're following an intense muscle-building protocol with a major calorie surplus, you won't accidentally bulk up. Want to look more toned? Lift heavy. Challenge yourself. Build muscle. |
Truth: Sweat is not the same thing as progress. Sweating is just your body’s way of cooling down. You can get an amazing workout, especially with strength or mobility sessions, without being drenched. What actually drives results? Consistency, progressive overload, and proper form. Don’t chase exhaustion. Chase strength, quality movement, and progress. |
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While cardio burns calories in the moment, building muscle boosts your resting metabolism, meaning you burn more calories even when you're not working out. A strong body is more efficient at burning fat all day. Want fat loss? Strength train consistently. Support it with cardio and dialed-in nutrition. |
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Training every day without recovery breaks you down instead of building you up. Overtraining leads to fatigue, plateaus, and even injury. For recovery, think rest days, sleep, hydration, and stress management is when the real transformation happens. Train with purpose. Recover with intention. That’s the secret to sustainable results. |
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Life is unpredictable. Work, travel, kids, it happens. The key is finding a routine you can stick to long term. You don’t need the perfect plan, you need a doable one that fits your lifestyle. Show up, do your best, and let the small wins stack up. Real progress comes from doing your best consistently, not doing everything flawlessly. |
Final Thoughts
If any of these myths have held you back, you’re not alone. But the truth? Fitness doesn’t have to be complicated. You just need a clear plan, real guidance, and the commitment to show up even when it’s not perfect.
Ready to stop spinning your wheels and start seeing results? I’ve got your back.
Follow me on Instagram @MissKGFit to stay plugged in. You deserve a plan that works with zero fluff.