Do you wake up in a bad mood? Could cutting your nighttime sugar intake help?

Watch: Do You Know How Much Sugar Your Kid Is Eating?

The Doctors discuss the results of a study that found people who had most of their daily sugar during the night had more sleep issues, which can lead to feeling tired chronically and waking up feeling grumpy.

Producer Justin, who embarked on The Doctors #DropTheSugar challenge, says in the few months he cut processed sugar from his daily food that it helped him sleep better than ever. Also, since changing his diet, the few times he has had sugar before bed, he has found that he has slept worse, woke up more during the night, and started the day in a bad mood.

Watch: Can Dropping the Sugar Help You Drop Your Attitude?

Instead of something sweet and processed before bed, he indulges with a natural treat at night and says his favorite dessert is now frozen grapes.

Looking to make a healthy change in your life -- and possibly also drop the sugar? Join #TheDoctors Weight Loss Support Group, a place to interact with a community of people looking to lose weight or maintain their current weight!