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2024年5月24日 · What Is BMI? Body mass index (BMI) uses your height and weight measurements to estimate how much body fat you have. It’s a quick screening tool that can help find out if you are in a healthy...
2023年1月16日 · In This Article. All kinds of cells in your body need vitamin B12. That includes red blood cells and glial cells, the kind that protect your nerves. But you don’t make this nutrient on your own....
