This is an excellent question, and because there are some serious conditions that may be associated with what you have described, it is advisable that you are evaluated by a medical professional as soon as possible to ensure that there is not something serious going on. Some of the symptoms you are describing, such as the decreased ability to sleep and a decrease in appetite may suggest depression
. It is important that you consider whether something has affected your emotional state recently and whether you have lost interest in things that once were interesting to you, These are all signs concerning for depression and with appropriate medical and behavioral therapy this can oftentimes be treated successfully. Other causes for changes in sleeping and eating patterns can include issues related to your thyroid, or anemia
, and so it likely that your primary care doctor
will check some blood work to ensure there isn't something organic occurring within your body that can be treated with medication. Regardless, it is important that you are evaluated by a medical professional because they will best be perform a history and physical and decide upon the next course of action to help you with these issues.