Here's why,
When we get up in the morning, we yawn and stretch our arms and legs. This planned yawning and stretching is referred to as pandiculation.
When we are sleeping, we don't play out any exercises. Consequently, our pulse turns out to be moderate and the blood stream is diminished. Additionally, the same number of individuals lie similarly situated for extended periods of time, their muscles become solid and tight.
In this manner, a decent stretch in the first part of the day stirs our body. It takes our pulse back to typical, improving the blood stream to different body parts. Extending additionally extricates and realigns our solid muscles, making them more adaptable and prepared for the day ahead.