The calming effect of classical music takes away any jitters or nervousness, and can help to decrease your heart rate and anxiety. The Mozart Effect relies on listening to classical music while performing a task, which helps to focus on the task at hand and improve memory retention.
How does classical music help with relaxation? Many say that the melodic harmonies are soothing, which in turn has positive effects on the brain. Because classical music is similar to lullabies, it also helps with sleep, causing the listener to go to sleep faster. Classical music and relaxation is almost like a form of meditation, due to all these positive effects, and can even make someone more empathetic and emotionally intelligent, because their body and mind is at peace.