b : a feeling of nervousness, excitement, or fear that is created in a movie, book, etc. 1  The dramatic tension was very satisfying. 2  The author resolves the tension too soon.
You should know, however, that brushing your teeth after eating can sometimes affect your tooth enamel. According to the Mayo Clinic, if you've consumed anything acidic, you should avoid brushing your teeth for at least 30 minutes. Foods containing citric acid, like oranges, grapefruits and lemons, weaken tooth enamel. Brushing too soon after eating them can damage the enamel in its weakened state.
We already mentioned apples (otherwise known as nature's toothbrush); other choices include raw carrots, celery, and popcorn. For best results, make 'detergent' foods the final food you eat in your meal if you know you won't be able to brush your teeth right after eating.