It sounds counterintuitive, but eating more of the right foods can sometimes help with weight loss and fitness better than simply eating less.

Here are a few reasons why:

1. It helps preserve muscle

If you cut calories too aggressively, your body can lose muscle along with fat. Muscle burns more energy than fat, even at rest. Eating enough—especially enough protein—helps maintain or build muscle while you're exercising.

Examples of protein-rich foods:

• Chicken breast

• Greek yogurt

• Eggs

• Tofu

2. You may move more without realizing it

When people undereat, they often feel tired and less active. Eating enough can increase:

• Workout performance

• Daily movement (walking, standing, fidgeting)

• Recovery between workouts

Sometimes the extra calories burned through increased activity outweigh the additional food intake.

3. It can reduce overeating later

Very restrictive diets often lead to intense hunger, cravings, and binge eating. Eating satisfying meals with protein, fiber, and healthy fats can make it easier to stay consistent.

Foods high in fiber include:

• Oatmeal

• Lentils

• Broccoli

• Apples

4. Food quality matters more than food volume

You can eat a larger volume of low-calorie, nutrient-dense foods and still lose weight.

For example:

• A large salad with vegetables, lean protein, and beans may be more filling than a small serving of chips.

• A bowl of fruit and yogurt may keep you full longer than a candy bar with similar calories.

5. Fitness goals often require fuel

If you're trying to get fitter—not just lighter—you need energy to:

• Lift weights

• Run or cycle

• Recover from training

• Build strength and endurance

Many people who start exercising discover they're actually eating too little to support their training.

The key distinction

Eating more helps only if you're:

• Eating mostly nutritious foods

• Getting enough protein

• Supporting an active lifestyle

• Not increasing calories far beyond what your body uses

For someone who has been severely restricting food, eating more can even lead to better fat loss over time because it improves training, recovery, and adherence. For someone already eating plenty, adding extra calories generally won't cause weight loss.