The TDEE Blog
Most people know their calories. Few understand why they're not moving. These articles close that gap by covering metabolism, nutrition, and training without the noise.

Learn exactly how a calorie deficit causes fat loss, how to calculate it from your TDEE, what deficit size to use, and how to maintain it long-term without losing muscle.

Planning to lose 100 pounds? This guide explains how to build a realistic, TDEE-based weight loss plan with safe calorie deficits, phased milestones, diet breaks, and practical strategies to preserve muscle while achieving long-term fat loss.

Learn how to lose 50 pounds safely using TDEE and calorie deficit. Includes realistic timeline, TDEE recalculation schedule, diet phase structure, and loose skin guidance.

Learn how to lose 30 pounds using TDEE-based calorie deficit. Includes timeline table, TDEE recalculation schedule, diet break strategy, and muscle preservation tips.

Learn exactly how to lose 20 pounds using your TDEE and a calorie deficit. Includes a timeline table at 4 deficit sizes, muscle preservation tips, and a step-by-step plan.

Learn how to lose 5 pounds using your TDEE and a calorie deficit. Includes timeline table, the last 5 pounds strategy, how to lose 5 lbs fast, and a diet-only plan.

Learn exactly how to lose 10 pounds using your TDEE and a calorie deficit. Includes a realistic timeline table, deficit calculations, and a step-by-step fat loss plan.

Discover what actually drives the TDEE gap between women and men. Covers lean mass, hormones, fat distribution, BMR formulas, weight loss rate differences, and how the gap narrows with age and changes across female life stages.

PCOS affects 8 to 13% of women of reproductive age, and insulin resistance in this population is linked to measurably lower resting metabolic rate. This guide covers what the research shows, why standard calculators overestimate calorie needs, and how to build an accurate target around it.

Learn how menopause changes a woman's TDEE through estrogen loss, sarcopenia, and metabolic shifts. Covers calorie reductions by stage, daily calorie targets, macronutrient needs, and how to recalibrate after menopause.

Learn how perimenopause changes your TDEE through estrogen decline, muscle loss, and insulin resistance. Covers calorie reduction by stage, macronutrient targets, and how to recalibrate your daily calorie needs.

Find out how breastfeeding changes a woman's TDEE. Covers lactation calorie additions by stage, the energy cost of milk production, macronutrient targets, safe postpartum weight management, and how to calculate daily calorie needs while nursing.