Body & BMI
BMI, body composition, waist-to-hip ratio, and life-stage body changes.
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Weight and Fertility: What the Evidence Actually Says
The U-shaped fertility curve, why 5–10% weight changes can restore ovulation, BMI thresholds and time-to-conception, and when weight is and isn't the issue.
Apr 27, 2026 · medically reviewed
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BMI for Women: What the Number Means, What It Doesn't, and the Context That Matters
BMI for women treats every body the same. Here's what the number actually measures, where it falls short, and the cardiometabolic context (WHR, WHtR, body fat) that gives a fuller picture.
Apr 12, 2026 · medically reviewed
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Waist-to-Height Ratio: A Better Health Metric Than BMI
Waist-to-height ratio predicts cardiovascular disease, diabetes, and mortality better than BMI. Learn the Ashwell 2012 evidence, how to measure correctly, and what each band means clinically.
Mar 28, 2026 · medically reviewed
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BMI vs Body Fat Percentage: When the Number Is Misleading
BMI is a population-level screening tool, not an individual measure. Here is what body fat percentage adds, what 'skinny fat' really means, and which test is worth doing.
Mar 15, 2026 · medically reviewed
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Waist Circumference: How to Measure and Why It Matters More Than Weight
How to measure waist correctly, WHO and IDF cutoffs (88cm general, 80cm for many Asian populations), and why visceral fat is the metabolic story.
Jan 30, 2026 · medically reviewed