Body mass index (BMI) is a number based on height and weight that can help estimate whether someone is at a healthy weight. For most adults, BMI is a useful guide, but it doesn’t tell the whole story.

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Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...