Stress can cause a change in eating habits. which body system would this affect?

The correct answer is the digestive system.

Explanation:

When someone is experiencing stress, the can have a change in their eating habits. Some people may tend to overeat while others tend to eat less.

When a person eats more that can make the person  eat foods that cause acid reflux and heartburn.

Breaking down food in the digestive system can be affected, just because of the stress eating.

If the food isn't broken down properly, this can cause a person to get constipated or the person can get diarrhea.

Also, stress eating can cause severe stomach pain, vomiting, and sometimes nausea.