and metabolic age or track pregnancy weight gain. And if you're not into all the bells and whistles of smart scales, no worries – you can always opt for a basic mechanical one instead.

If you begin at a healthy weight, your aim is to gain 1 to 4 pounds (0.5 to 1.8 kilograms) in the initial months of pregnancy. There's no need for extra calories, just a nutritious diet.

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Fetuses of individuals who gained excessive weight during the first trimester of pregnancy exhibit signs of increased fat distribution in the upper arm and abdomen (1 Trusted Source ...