I love egg roti prata, a popular pancake in my country of Singapore. So I was intrigued to read that a 125-pound (57 kg) person must run 5 miles (8 km) per hour for 30 minutes to burn 240 calories. That’s equivalent to only one egg roti prata.

Ever since I started working out in the gym, those numbers have taken on a new significance for me. I find myself asking: Is this food worth the calories?

While it is wise to watch our food consumption, it is even more important to watch our media consumption. Research shows that what we see can…