The body feels sluggish and tired every day. The following reasons can cause the body to feel sluggish and tired every day: First, the initial stage of viral cold can cause the body to feel tired and sluggish every day for a period of time. Second, the immune function is reduced, the internal environment is disturbed or endocrine disorders. At this time, the person’s antiviral ability is weakened, the organism’s self-stability is damaged, it will feel fatigue and weakness every day. Insufficient blood supply to the heart, when there is obvious myocardial ischemia, the body will feel fatigue and weakness every day, especially after engaging in strenuous exercise and workload overload, often feeling tightness in the chest, shortness of breath, fatigue. Insufficient sleep can also cause the body to feel tired every day. Fifth, anemia, anemia will feel tired, chest tightness, shortness of breath, and fatigue. No matter which one of the above causes of fatigue, you should seek medical consultation at the hospital to avoid affecting or delaying your condition.