Trekking is a form of traveling miles on foot with the specific purpose of exploring and enjoying the scenery. Trekking usually takes place on trails in areas of wilderness. Specific purpose of trekking is exploring and enjoying the scenery.
The major benifites of trekking is that it improves your physical health immensely. Spending multiple hours on the trail, climbing around boulders, rock hopping and ascending hills give the whole body a workout, improving strength, agility and cardio fitness.
Trekking is a best way to reduce the stress in your life, it releases the edorphins(group of hormones secreted within the brain and nervous system and having a number of physiological functions) which makes us happy. Walking through nature and breathing in fresh air while trekking is the best way to improve mental health and it is also believed also to improve memory and functionality of the brain.