Researchers have always claimed that coronary heart diseases, high blood pressure and type 2 diabetes have increased dramatically, due to unhealthy lifestyle choices.
Our consumption of processed foods tends to be the main cause. Most processed foods are high in salt, sugar, and fat as well chemicals, preservatives. The aim is to make it tastier and therefore attractive. Food labels could be misleading as well. Whilst the labels would display foods having say less fat, they could still be high in sugars and other additives to make them taste nice.
The government has recently talked about establishing a Sugar Tax with the expectation that it would drive manufacturers to apply less sugar in their products.