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How is a due date calculated? The standard estimate is 40 weeks, or 280 days, from the first day of your last menstrual period using Naegele’s rule.

BMR vs TDEE explained simply: BMR is the calories you burn at rest, TDEE is that plus daily movement and exercise. See how they differ and which to eat around.

Learn how to read a nutrition label step by step: start with serving size, check calories, use percent DV, and balance the nutrients to get less and more of.

How much water should you drink a day? A common guide is about 8 cups, but total needs run near 2.7 liters for women and 3.7 for men. See what changes it.

The best macros for building muscle pair a slight calorie surplus with 1.6 to 2.2 g/kg protein and plenty of carbs. See a sample split with grams.

Best macros for weight loss: the calorie deficit matters most, but a higher-protein split near 30 to 40 percent protein helps keep muscle and curb hunger.

How much protein per day? The baseline RDA is about 0.8 grams per kilogram of body weight, while active adults and muscle builders often aim for 1.2 to 2.0.

A calorie deficit means eating fewer calories than you burn. Learn why a moderate 300 to 500 calorie deficit a day is usually the sustainable sweet spot.

TDEE is the total calories your body burns daily: your BMR times an activity factor, plus digestion and movement. Learn how to find and use your number.

How many calories to lose weight? Eat about 500 fewer than you burn each day for roughly 1 pound a week. Find your TDEE, subtract, and stay safe.