Must Read: 5 Food Combinations That May Affect Your Health

2. A sandwich and coffee 

Many people eat breakfast on-the-go, especially when they’ve had a hectic morning and they’re running late for work. A breakfast sandwich and a cup of coffee have become a regular meal choice. The problem is, the simple carbs in bread prevent the calcium in the cheese from being digested properly. Adding instant coffee to the mix ends up providing zero benefits when it comes to heart health.