You step on the scale expecting a familiar number, but instead, it's higher than yesterday. Or lower. Or somehow both, depending on when you check. If you've ever wondered, "Why does my weight ...

What do you think of when you hear the term 'energy balance' -- maybe ... will likely show up as weight gained, while creating a calorie deficit sends the needle on the scale counterclockwise.

You record the mass of light objects in grams. One way to measure the mass of objects is to use balance scales. A balance scale works by placing the object you want to weigh on one side and adding ...