Fatigue makes you weak, tired and lacking in energy for a long time. This condition can affect your performance to do things and your mental health. Many reasons can cause fatigue. However, lack of rest/sleep is one of the major causes of fatigue. Taking anti-fatigue health products can be a lifesaver for tried people who feel weak all the time. Today, popular anti-fatigue health products include vitamins, minerals, herbs, and superfoods that promote your body energy. However, if your lifestyle is very stressful, make sure you always exercise and find time to rest. Eating a balanced diet also promotes energy and can help you prevent fatigue.