Some of the most common illnesses that we see are characteristics from: - Complex causes - Many risk factors - Long latency periods - Long illness - Functional impairment or even disability Many illnesses do not fix themselves and will need help from your physician. While many illnesses can be considered chronic, there are a few major conditions that are major burdens to your body and they are: - Heart disease - Stroke - Lung cancer - Colorectal cancer - Depression - Type 2 diabetes - Arthritis - Osteoporosis - Asthma - Chronic obstructive pulmonary disease (COPD) - Chronic kidney disease - Oral disease