Nutrition 8 Warning Signs Your Eating Too Much Sugar | Sugar Addiction Prev Article Next Article 6. Fatigue Constant fatigue and listlessness can also be signs of too much sugar in the blood. Sweets give the body a quick energy boost, but afterward, the blood sugar level drops rapidly, resulting in an energy deficit. PrevNext Prev Article Next Article Related Posts 5 Popular Foods Are Considered Healthy – But They’re Not Is Oat Milk Good For Weight Loss? You Want To Try Intermittent Fasting: Here’s How To Do It