Milestone map
3 milestones
Weight and Waist Circumference Baseline
30 min for baseline measurements and BMI calculation (single session)
Sustainable weight management begins with an honest baseline measurement and a realistic target. The NHS defines a healthy rate of weight loss as 0.5–1 kg per week; losses faster than this typically involve muscle loss, are difficult to maintain, and are not the goal of this outcome. Measure three things for M1: current weight in kilograms (same scales, same time of day — morning before eating), current height in metres, and waist circumference using NHS technique (midpoint between bottom rib and top of hip bone, relaxed exhalation, tape parallel to the floor, average of two measurements). Calculate BMI (kg divided by height in metres squared) and identify your NHS weight category: underweight (<18.5), healthy (18.5–24.9), overweight (25–29.9), or obese (30+). This outcome is most appropriate for people in the overweight or obese range. Also identify one primary eating pattern or lifestyle factor that most contributed to current weight — this becomes the focus of the 8-week programme.
Proof required
Submit your M1 baseline record: current weight (kg) measured on the same scales at the same time of day, height (m), calculated BMI, NHS weight category, and waist circumference (average of two measurements with technique noted). Identify the one primary eating pattern or lifestyle factor you will target in the 8-week programme.
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Eight Weeks of Sustained NHS-Aligned Weight Management
8 weeks (weekly weight measurement, 3-day food diary at Weeks 2/4/6/8, weekly activity log, waist measurement at Weeks 4 and 8)
The 8-week programme follows the NHS Better Health approach: a sustainable calorie deficit achieved through specific food substitutions and increased activity, not a restrictive diet. The NHS recommends a deficit of approximately 500 kcal/day below maintenance as the most sustainable approach. Practically: reduce portion sizes of energy-dense foods, replace high-fat or high-sugar foods with lower-density alternatives, increase physical activity to 150 minutes/week moderate intensity, and reduce alcohol and liquid calories. Focus on the primary factor identified in M1 as the first change, then add one more change every two weeks. Log weight every week (same scale, same time of day) and keep a 3-day food diary at Weeks 2, 4, 6, and 8. Record activity weekly. At Weeks 4 and 8, also re-measure waist circumference.
Proof required
Submit (1) weekly weight log (kg) for all 8 weeks measured on the same scales at the same time of day; (2) 3-day food diary from Weeks 2, 4, 6, and 8 showing the specific food changes made; (3) weekly activity log showing minutes of moderate aerobic activity; (4) waist circumference measurements at Weeks 4 and 8.
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Final Weight Comparison and Attestation
30 min for M3 weight and waist measurements + 30 min to compile comparison table
At Week 8, take the final weight and waist circumference measurements using exactly the same method as M1. Weight: same scales, same time of day (morning before eating). Waist: same tape position, two measurements averaged. Calculate the change from M1 for both metrics. The NHS-recommended 8-week result for a sustainable 500 kcal/day deficit is 4–8 kg weight loss and a corresponding waist circumference reduction. A result below this range is still valid if the 8-week logs show consistent genuine effort — sustainable change is more important than headline numbers. Provide an attestation from one named person who shared meals with or observed the eating and activity habits across the 8-week period.
Proof required
Submit (1) M3 weight (kg) measured on the same scales at the same time of day; (2) M3 waist circumference (average of two measurements, technique noted); (3) a comparison table showing M1 and M3 weight, BMI, and waist circumference; (4) an attestation from a named person who observed the eating and activity habits at both the beginning and end of the 8-week programme.
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