The whole role of meditations is to guide you find inner peace that is an art of pulling all that chaos in the mind and your life into some kind of order. The first step of meditation is to bring a point of calmness, a point of peace upon which you can build, manage and control. Once you have attained that you can further explore your own mind. Our mind often swirls with stress, worries and information just because of the way in which we live and the bombardment of detail from commercial entities. The role of meditation is to guide you find a way of controlling that detail and to reflect on the surroundings.
You can find that point at which you can manage and cope all the bombardments with the help of meditation without feeling exhausted but that is not just the reason you must meditate.
Meditating will help in mind calming
One of the main reasons why you should learn to meditate is to help with their ability to cope with stress and to be peaceful. One of the roles of meditating is to help release the alpha waves on both the sides of your brains. These waves will help in bringing out a sense of calm, similar to when you may whistle a happy tune or just daydream.
It can help lower your blood pressure
I personally have experienced the effects of meditation. Many a times, due to work schedule, I have gone without meditating for a week or two and my blood pressure has crept up slowly. I have done various experiments with it and you will be encouraged to try meditation.