Practical guides on BMI, healthy weight, nutrition and clinical health metrics, alongside our free UK calculators.
How does age and sex impact BMI interpretation? Learn why older adults (65+) have higher optimal BMI targets (22 to 27) and how age-related muscle loss (sarcopenia) alters…
Read guideLosing 20 kilograms requires a phased clinical strategy. Learn the 20 to 40 week timeline, structured diet breaks to prevent metabolic adaptation, and NHS Tier 2/3 criteria.
Read guideWhat is a QRISK3 score and what do percentage thresholds mean? Learn how NHS GPs evaluate your 10-year risk of heart attack or stroke and the 10% statin…
Read guidePlanning to lose 10 kilograms (22 lbs / 1 stone 8 lbs)? Learn the realistic NHS timeline (10 to 20 weeks), what happens at 5%, 7%, and 10%…
Read guideExplore the critical clinical differences between BMI and Body Fat Percentage. Learn why muscular athletes get falsely labelled as overweight, and the risks of "skinny fat" (TOFI).
Read guideFind your exact healthy weight range (BMI 18.5 to 24.9) across every height from 4ft 10in to 6ft 6in in stones, lbs, and kg, based on official NHS…
Read guideDiscover why gradual weight loss (0.5kg/week) delivers 3x higher 5-year maintenance rates, prevents loose skin, preserves metabolic rate, and protects gallbladders.
Read guideUnderstand UK blood pressure categories (NICE NG136). What do Systolic and Diastolic numbers mean? Explore clinic vs home readings and the subtle signs of hypertension.
Read guideMaster the BMI formula in Metric (kg/m²) and UK Imperial (stones, pounds, and inches) with clear mathematical step-by-step worked examples and manual calculation tips.
Read guideSmall measurement errors of just 2 cm or 2 kg can significantly distort your BMI category or waist-to-height ratio. Follow this step-by-step clinical protocol.
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