Complete Junk Food Care Packages/Tests up to 52% OFF at SRL Diagnostic.Although junk food is a treat for your taste buds, it is extremely unhealthy. Regular consumption of junk food leads to a lot of health problems because of high sugar and refined flour. One of the most common health problems arising out of consumption of junk food is obesity. The onset of obesity is one that should be curbed, because it gives rise to other health issues such as heart illnesses, high blood pressure, diabetes, depression, etc.