A 7-Step Plan to Lose 10 Pounds in Just One Week Eat Fewer Carbs and More Lean Proteins. Eat Whole Foods and Avoid Most Processed Junk Foods. Reduce Your Calorie Intake by Following These Tips (See List) Lift Weights and Try High-Intensity Interval Training. Be Active Outside of the Gym. Intermittent Fasting Is Another Simple Way to Reduce Weight Quickly.