How may eating habits change in coming decades?

Answer 1

Eating healthy over the years have changed some have took sugar and salt from their diets and eating a lot less. Some only eat so many curbs a day to make it healthier on them and buy low fat or no sugar items.

Answer 2

More fat, more carbs, more processed foods and more fast food. Bigger portion sizes and less vegetables.

Answer 3

If you mean American eating habits, the answer is that calorie consumption has gone way up - together with obesity and related problems.