The thought of diabetes creeps most people out, not because it is a contagious disease, which it isn't, but because of the fact that it's quite a serious medical condition.

DM or diabetes mellitus is a cluster of conditions characterized by inability to maintain a normal level of blood glucose. This condition gives rise to different unfavourable changes in the body such as the following.

First on the list of symptoms of diabetes is fatigue. When a person has diabetes, the energy he or she uses no longer comes from glucose but from fat which is quite difficult to metabolize.

Also another symptom is unexplained loss of weight due to inability to properly process the calories in the food they eat. Plus, they also lose sugar and water during excessive urination. All these add up and result to losing weight even with excessive eating.

An even more popular symptom is polydipsia or excessive thirst. This occurs because of the increase in sugar content of the blood that prompts the brain to trigger the body to dilute the blood to lower the sugar level by drinking more water. Another reason why people become extremely thirsty is due to excessive urination.

So it just appropriate to now talk about polyuria or excessive urination. This arises due to the body's effort to eliminate the sugar in the blood.

Another thing that's excessive with people with diabetes is eating or polyphagia. It is brought about by the increased levels of insulin that prompts the body eat more food.

Part of the symptoms is poor wound healing. This is due to the fact that high sugar levels hinder the proper functioning of the WBCs that shelter the body from bacteria. Thus, without them functioning properly, poor wound healing occurs that could even lead to wound infection.

Last symptom you should know of is related to the mentation of the person of diabetes. This case occurs due to the bad effect of increased sugar in the mind. The evident signs of this change are agitation, unexplained irritability, inattention, extreme lethargy and confusion.

All these symptoms of diabetes are brought about by a number of diabetes causes. The most common culprits of diabetes are heredity, the environment, lifestyle or a medical disease that complicates to DM.