We all experience the feeling of illness once in a while. But in certain circumstances, one can witness a constant sense of illness like nausea, frequent cold, constant fatigue, etc. This continuous or recurring feeling of illness can last from a few days up to months and has a serious reason behind it that can trigger some underlying medical disorder in the future. Scroll down to find out 10 probable reasons to your frequent sickness. 

If a change in lifestyle and medications fail to resolve the problem of frequent sickness, get yourself checked by a doctor.