 [ Symptoms ] are we talking about 2013 income or expected 2014 income when buying health insurance [ Disease ] well there are numerous places to start with this question such as the obvious age physical conditioning such as weight cardiovascular strength diet the usual culprit along with physical conditioning any known ailments that may contribute to this iron levels sugar levels which are likely from diet and conditioning lack of vitamins and nutrients amount of sleep then you can get into much more serious conditions the first place to start though are those basic questions if you are over weight do not exercise enogh do not get enough sleep eat a poor diet==well your problem can be easily solved with a little self discipline and un lazyness if you are good with al lthese basic things well duh go see yoru doctor which is always the best and first thing to consider anyways