Fitness & Weight Loss
How many calories to lose a pound — and why the 3,500 rule is wrong
Quick answer: A pound of human body fat contains roughly 3,500 calories, but a 500-calorie daily deficit will not reliably produce a pound of weight loss e
How to calculate macros for your goal
Quick answer: Set protein at 1.6–2.2 grams per kilogram of bodyweight, fats at 20%–35% of total calories, and use carbohydrates for the remaining calories.
How to count calories without making it your second job
Quick answer: You do not need absolute precision to lose weight; consistent calorie tracking and an average energy deficit can support fat loss. Focus on m
How to track macros: a setup you'll still use in a month
Quick answer: Set protein at 1.6–2.2 grams per kilogram of body weight, set a fat starting range of 0.7–1.0 grams per kilogram, then use carbohydrates for
Calorie deficit: how to build one that actually works
Quick answer: A calorie deficit means taking in less energy than you expend. While 3,500 calories roughly equals a pound of fat, a 500-calorie daily cut ra
Best Exercises for Weight Loss: Science-Backed Guide
Which exercises burn the most calories — real numbers from the Compendium of Physical Activities, what research says about exercise vs diet, and a practical weekly plan.