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Debunking Fitness Myths

Ollie Holtam. 28 May 2025

Living to Thrive

Debunking Fitness Myths: What Actually Works for Fat Loss & Muscle Gain

— By Ollie Holtam


Introduction 

There is a lot of misinformation about fitness, making it hard to know what actually works. Some people say lifting weights makes you bulky, while others claim you have to do hours of cardio to lose fat. Many of these ideas are not backed by science and can slow down your progress or even set you back. This guide clears up common fitness myths and explains what actually works for fat loss and muscle gain. Whether you're trying to lose weight, get stronger, or just feel better, this book will help you make smarter, more effective choices that fit into a busy lifestyle.


CHAPTER 1: UNDERSTANDING FAT LOSS

Myth 1: "Eating Less and Exercising More is the Best Way to Lose Fat"

Reality: While you do need to eat fewer calories than you burn, extreme dieting and excessive exercise can harm your metabolism and cause muscle loss. 

A better approach is:

- Eating slightly fewer calories than your body burns (10-20% less than your maintenance level). 

- Eating enough protein to keep muscle while losing fat.

- Lifting weights to help maintain a healthy metabolism.

- Getting enough sleep and managing stress, since both affect weight loss.

- Including fibre-rich foods to support digestion and keep you full.

- Drinking plenty of water, as dehydration can slow metabolism.

Myth 2: "Carbs Make You Fat"

Reality: Eating too many total calories leads to weight gain, not just carbs. Carbohydrates are your body’s main source of energy, especially for workouts. 

Good choices include:

- Whole grains (oats, brown rice, quinoa)

- Fruits and vegetables

- Beans and lentils

- Starchy vegetables like sweet potatoes and squash

The real problem is highly processed carbs and sugars that cause blood sugar spikes and overeating. Instead of avoiding carbs altogether, focus on choosing nutrient-dense, whole food sources.

Myth 3: "You Need to Do Lots of Cardio to Lose Fat"

Reality: While cardio burns calories, strength training is actually better for long-term fat loss because it helps preserve muscle and boosts metabolism. 

The best plan includes:

- Strength training 3-4 times per week.

- Short, high-intensity workouts (HIIT) for cardio efficiency.

- Daily movement, such as walking and stretching, to stay active without overtraining.

- Prioritising recovery, as excessive cardio can lead to burnout.


Chapter 2: Muscle Gain Myths

Myth 4: "Lifting Heavy Weights Makes You Bulky"

Reality: Building large muscles takes years of intense training, a high-calorie diet, and specific genetics.

Strength training actually helps shape a lean, athletic body by:

- Burning fat while building muscle.

- Boosting metabolism, so you burn more calories even at rest.

- Strengthening bones and joints, preventing injuries.

- Improving posture and balance, reducing the risk of pain or injury from poor movement patterns.

Myth 5: "You Can Target Fat Loss in Specific Areas"

Reality: Spot reduction is a myth—you can’t choose where your body loses fat first. Doing lots of crunches won’t make belly fat disappear.

The best way to lose fat is:

- Full-body strength training to promote overall fat loss.

- A healthy diet that keeps you in a calorie deficit without extreme restriction.

- Consistency over time—results don’t happen overnight!

- Including compound movements like squats, deadlifts, and presses to burn more calories and stimulate multiple muscle groups.

Myth 6: "You Need Supplements to Build Muscle"

Reality: Most supplements aren’t necessary if you eat a balanced diet. However, some can help, including:

- Protein powder (if you don’t get enough protein from food).

- Creatine (helps improve strength and recovery by enhancing ATP production in muscles).

- Omega-3s (good for brain and heart health, as well as reducing inflammation).

- Vitamin D and magnesium, which many people are deficient in and are essential for muscle function.


Chapter 2: Muscle Gain Myths

Myth 7: "Eating Late at Night Makes You Gain Fat"

Reality: Weight gain happens when you eat more calories than you burn, no matter when you eat. Eating late at night only leads to weight gain if it makes you overeat.

To avoid this:

- Stick to healthy, balanced meals throughout the day.

- Choose protein-rich snacks if you're hungry before bed.

- Avoid eating out of boredom or stress. Focus on meal quality rather than timing.

Myth 8: "Eating Every 2-3 Hours Speeds Up Your Metabolism"

Reality: Meal frequency does not significantly affect metabolism. What really matters is total daily calorie intake and macronutrient balance. Instead of eating every few hours, focus on:

- Getting enough protein at each meal to support muscle recovery.

- Eating when it fits your schedule and hunger levels.

- Maintaining steady energy levels through balanced meals instead of relying on frequent snacking.


Conclusion: What Actually Works

To get stronger, lose fat, and improve your fitness, stick to these proven principles:

- Strength train at least 3-4 times per week.

- Eat enough protein to support muscle recovery and overall health.

- Balance carbs and fats—don’t eliminate entire food groups.

Be patient and consistent—progress takes time.

- Forget fads and myths—focus on science-backed fitness strategies.

- Prioritise recovery, including sleep and stress management, as they impact progress significantly.

- Listen to your body—adjust your routine based on energy levels and performance.

The best fitness results come from smart training, good nutrition, and long-term consistency. Start today and build habits that will keep you strong for life!