When it comes to the underlying causes of weight gain, there are countless factors that can play into this. Over the last few decades, carbohydrates (aka carbs), in particular, have cultivated somewhat of a controversial reputation, leaving many to wonder whether or not carbs can make you gain weight. This is why many low-carb diets have been part of the zeitgeist longer than you might have even realized. Although the science behind understanding how carbs affect weight may seem rather modern, low-carb diets have existed since the 1860s. Of course, just because low-carb diets have endured, that doesn't mean that everyone attempts to keep their carb intake low.
In fact, in a national cross-sectional study that was published by JAMA in 2019 th...