From epilepsy treatment to a popular weight loss diet, the high-fat, moderate protein, and ultra-low carb Ketogenic (Keto) diet has made quite a journey. But there's a stowaway on this ride that some experience - the notorious "Keto Flu".

The Keto Flu is not an official medical diagnosis but rather a miserable batch of symptoms that mimic actual influenza. These symptoms, which include brain fog, difficulty sleeping, fatigue, headaches, irritability, muscle cramps, and nausea, can get so unbearable that some people abandon the diet completely. However, equipped with the right tools and tips, you can manage or even dodge the Keto flu completely.

Causes for Keto Flu could range from a rapid carbohydrate withdrawal - because your body misses that quick energy source - or changes in electrolyte levels like sodium and potassium. Dehydration could also be a key culprit. As you reduce carbs, your glycogen storehouse (which holds a lot of water) depletes, resulting in dehydration and messing with your electrolyte levels.

Fortunately, the Keto Flu is a temporary guest, packing its bags after two or three days in most cases. And you'll start to feel back in-charge by about a week from starting the Keto diet.

But if you'd rather not entertain the Keto Flu at all, taking some measures can help.

Start by reducing your carbohydrate intake slowly. This won't spike your blood sugar and will be less brutal on your system. Try and include additional electrolytes in your diet. Electrolyte-filled drinks and food like avocados and leafy greens are great options.

Don't forget to stay hydrated by keeping a water bottle handy throughout the day. After all, prevention is better than cure. And when fatigue hits, honor your body's need for rest.

In rare cases, if the fatigue, brain fog, and headaches persist longer than a week of starting the Keto diet, it's a signal to seek professional help. Registered dieticians or healthcare providers can help gauge if the Keto diet is the best choice for you or guide you towards a more personalized diet plan.

Remember, the Keto flu is just a potential road-bump on your journey towards weight loss. With the right approach and some precautions, you can keep the Keto Flu at bay and stay on track to reach your health goals.