The obesity is a worldwide health problem that accounts an alarming proportion of the population, two thirds of the people in the world has overweight and 35% suffers from morbid obesity.
The most frequent obesity associated diseases are, diabetes, hypertension, sleep apnea disorder, polycystic ovarian disease, cardiovascular problems, and also is highly related to asthma, osteoporosis, hypertriglyceridemia, hypercholesterolemia and cancer.
There are 3 obesity grades, grade I is when you have a body mass index of 30 to 35, grade II when you are in the 35 and 40 range, and above this last one you are in grade III. The body mass index is the result from diving your weight above your square height.
The surgery for severe obesity has proven to bring excellent results for patients with this condition, being candidates for these procedures those individuals who have a body mass index of 35 along with a disease related to obesity, like diabetes, hypertension, knee problems and respiratory sleep disorders etc... Or those patients with a BMI of 40 even though they don’t have any aggregated disease.
The BMI is calculated dividing your weight by height times height
There are different procedures to solve this problem being the most common the gastric bypass and the lap gastric band; both procedures have proven to be successful in the ideal candidate with some advantage and disadvantage between them but with good results at the end.