Exercising helps to release endorphins which give you a natural high, helping to relieve the stress you're feeling and allowing your body to relax and break the fight or flight cycle it’s been stuck in, if you’ve had an overly stressful day.
The hormone adrenaline, also called epinephrine, is a stress hormone, released at times of acute stress. It is released from the adrenal glands and increase heart rate, among other things. Therefore the amount of blood reaching the brain increases. The more blood reaches the brain, the more oxygen reaches the brain, creating the adrenaline rush. You can use this adrenaline rush to add a boost to your exercise and release your stress.
Exams are a challenging part of school life for both children and parents. It feels like a race with time quickly running out. While this is perfectly normal, there are several ways to curb the runaway anxiety.
A good form of relaxing your mind & body would be a brisk walk or a game of tennis or a swim. Some students may also find exercising helps build concentration and in general learn more efficiently. Studies performed over the years have discovered that students who regularly exercised were happier and felt more alert.