"There can be side effects of the diet, including ‘keto rash,' clinically known as ... there's hope for your inner bread ...

And while keto is proven to help you shed the pounds, it's a huge change for your body's metabolism and can come with some serious side effects. Step aside, Atkins. There's a new fad diet in town.

A study shows how the keto diet affects the microbiome in ways that may reduce autoimmune responses in the gut.