The Keto Diet: What Is It and Why Is Everyone Doing It?By Matthew Loffhagen / July 16, 2019 Keto Flu Pixabay/Engin_Akyurt Many keto dieters experience feelings of tiredness and lethargy after a few weeks without carbs. The so-called “keto flu” can hit hard as the body goes a long time without a hearty meal. Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23