The weight converter instantly converts between kilograms (kg), pounds (lb), and stone — the three weight units most commonly encountered in clinical and everyday settings. Nurses use this tool to convert patient weight for drug dosing, BMI calculation, and documentation when patients report their weight in a different unit. 1 kilogram equals 2.20462 pounds; 1 stone equals 6.35 kilograms.
| kg | lb | Stone |
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1 kilogram equals 2.20462 pounds. To convert kg to lb, multiply by 2.20462. To convert lb to kg, divide by 2.20462. For example, a patient weighing 70 kg weighs approximately 154.3 lb.
1 stone equals 6.35029 kg, or 14 pounds. Stone is commonly used in the UK and Ireland. To convert stone to kg, multiply by 6.35.