Supporting detail 2: People aged between 18 and 60 years need 7 or more hours of sleep every day to promote optimal health.

Supporting detail 3: Getting under the recommended hours of sleep promotes fatigue, impairs performance, increases risk of accidents, and contributes to adverse health outcomes.

Supporting detail 4: Getting lack of sleep causes obesity, high blood pressure, depression, heart disease, stroke, and an increased risk of death.

Supporting detail 2: To combat fatigue, it is vital to choose a healthful mix of food from the five food groups, which are: fruits, vegetables, grains, protein, and dairy.

Supporting detail 2: Research by the University of Georgia (UGA) in Athens discovered that compared with sitting quietly, one single bout of moderate-intensity exercise lasting for at least 20 minutes helped to boost energy.

Supporting detail 3: An earlier study by UGA also found that when sedentary individuals completed an exercise program regularly, their fatigue improved compared with those who did not.

Supporting detail 4: The U.S. Department of Health and Human Services Physical Activity Guidelines for Americans suggest that all adults need 2 hours and 30 minutes of moderate-intensity exercise per week and muscle-strengthening activities that work all the major muscle groups on 2 or more days per week .

Supporting detail 2: Stress makes your body generate more of the "fight-or-flight" chemicals that are designed to prepare your body for an emergency.

Supporting detail 3: In situations such as an office environment where you can't run away or fight, the chemicals that your body has produced to protect you can't be used up and, over time, can damage your health.

Supporting detail 4: If the pressures that you face are making you feel overtired or giving you headaches, migraines, or tense muscles, don't ignore these signals. Take some time out until you feel calmer.

Supporting detail 2: Some of the most common conditions that report fatigue as a key symptom are anemia, underactive thyroid, diabetes, anxiety, depression, food intolerance, heart disease, glandular fever, pregnancy, chronic fatigue syndrome, urinary tract infection, and vitamin and mineral deficiencies.