If you have a vitamin deficiency disease, you need to get it checked out right away. This sort of condition is more than just eating your fruits and your vegetables and drinking a lot of water. In fact, it is a serious matter. For example, if you suffer from vitamin D deficiency fatigue, you could end up slacking at work or even putting your loved ones in danger. Additionally, such a symptom could be an effect of a much larger problem. The following are some of the most common symptoms of this condition. If you are detected early you can save yourself from wastage of time and pain.