Keto X Factor One of the major psychological aspects associated with being obese is low self-confidence. Also many fat people have problems with some kind of sleeping disorder, they usually tire easily and their opportunity for a cardiac arrest or a stroke is more than doubled. Being fat can also weaken your immune system, that allows you to vulnerable to a myriad of different illness ranging from the typical cold to even pneumonia. Also society tends to look down on fat people the employees. This might sound cold but to most of the public being obese is seen as just being sluggish and not motivated.