When you first get your braces on, your teeth will hurt for a few days, as they will every time you get your braces tightened or your wires changed.
Chamomile is also popular for anxiety in children. Fennel. Fennel isn't for anxiety specifically, but it is linked to treating some of the most common symptoms of anxiety, including digestion, coughing (many with anxiety have a nervous cough), and asthma (anxiety can exacerbate asthma symptoms).
Drink chamomile tea. Chamomile can help relieve anxiety, stress, and insomnia. It may be especially effective for people with mild to moderate general anxiety disorder. To make chamomile tea, pour 1 cup of boiling water over 2 to 3 teaspoon of dried flowers, and steep for 10 to 15 minutes.