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).
Linden Tea: Anxiety Relief. The sweet-smelling linden tea has long-since been used as a treatment for a variety of ailments such as insomnia and anxiety. Despite having started as a folk-remedy, it is now more widely used by people today. This may be a result of the delicate honey-like taste and the beneficial aid it can offer.