Junk Food and Obesity – The Cause and Effect Relationship Did you know that 75% of the American population is likely to be overweight and obese by 2020-2021? According to the Centers for Disease and Disease Control and Prevention, 36% American adults and 17% of the under 19 American youth are obese. Obesity has taken the shape of an epidemic in the USA and is leading to major health complications such as premature deaths and illnesses like heart diseases, diabetes, fatty liver, arthritis, gall bladder diseases, and joint disorders. You must have heard that one of the leading causes of obesity is junk food. Junk food and obesity are considered to go hand in hand. Let us take a look at this cause and effect relationship between junk food and obesity. Obesity and Calorie Intake An increase in calorie intake and inadequate physical activity are the leading factors of obesity . According to the National Health and Nutrition Examination Survey, the intake of calor