Calorie Counting Guide: Intake for Muscle & Weight Loss

Determining how many calories you need depends on your fitness goals, whether you are a marathon runner or a weightlifter. Use intake formulas to calculate your needs for muscle gain or sustainable weight loss.

Woman's feet on weight scale

Negative Side Effects of Eating Less Than 1,200 Calories a Day

The idea of a low-calorie diet might tempt you because it seems like the quickest, surest way to lose weight. It certainly isn't easy, but it will get results. However, many negative side effects come along with restricting your calorie intake below 1,200.

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