Week-by-Week Pregnancy Guide: Trimesters, Due Date and Milestones (2026)
Week-by-Week Pregnancy Guide: Trimesters, Due Date and Milestones A full-term pregnancy runs 40 weeks, split into 3 trimesters — first trimester weeks 1-13, second trimester weeks 14-27, and third trimester weeks 28-40 — and your due date equals the first day of your last menstrual period (LMP) plus 280 days. Weeks pregnant are counted as the number of days since your LMP divided by 7, which is why the count starts about two weeks before conception. Use the Due Date Calculator(/health/due-date-calculator) to turn your LMP into an exact estimated delivery date and trimester timeline. A common arithmetic slip repeats across pregnancy tracking: counting from the day of conception lands two weeks short of what a provider says. Here is the math that clears it up. A person whose LMP was March 1, 2026 is exactly 98 days along on June 7, 2026, and 98 divided by 7 is 14 —...
Calorie Deficit: Complete Guide to Losing Weight Safely and Effectively
Calorie Deficit: Complete Guide to Losing Weight Safely and Effectively Weight loss attempts often follow a familiar pattern: trying everything from keto to juice cleanses to the cabbage soup diet, losing weight, then gaining it back plus a few extra pounds. The science of energy balance changes that pattern. Not a fad. Not a shortcut. Just math that actually works. A sustainable calorie deficit can produce results like 35 pounds lost over 8 months and kept off long-term, because the underlying math -- not willpower -- is what holds. This guide lays out that calorie deficit explanation clearly, from the ground up. How Many Calories to Lose Weight? Calculate Your Daily Calories →(/health/calorie-calculator) Use our free calorie calculator(/health/calorie-calculator) to instantly determine your daily calorie needs for weight loss, maintenance, or muscle gain. You can also check your TDEE(/health/tdee-calculator) (Total Daily Energy Expenditure) for more detailed insights. A calorie deficit occurs...