In order to cure any disease, you first need to make the correct diagnosis, and how to say doctors, there are some diseases in which to determine the true cause can be very difficult.
For example, often the feeling of tiredness and fatigue may indicate that your body has a serious illness.
There have been cases where patients suffered from hepatitis C, and they did not even know about it and found out only when the liver is beginning to crumble. The same goes for tumors that can develop in a latent form, and the people blamed it all on fatigue. This also applies to certain neurological diseases that are manifested during the acute phase.
In order to avoid irreversible consequences, when the first symptoms of fatigue is necessary to undergo a medical examination, because, the sooner will the disease detected, the easier it is to treat. In general, try to keep as much as possible a more active lifestyle, for example, residents of Spain, which often hosts festivals and are organized various sports events that allow people to significantly increase the years of his life.