Taking short breaks may help our brains learn new skills. In a study of healthy volunteers, researchers have mapped out the brain activity that flows when we learn a new skill, such as playing a new song on the piano, and discovered why taking short breaks from practice is a key to learning. Source 1p.
It is estimated that during sleep the brain processes the most relevant information in an organized manner and better appropriating the knowledge learned. There are studies that show that when you sleep after studying, memory is enhanced and there is better learning performance.