Recent studies show that a lack of sleep causes many significant changes that can negatively affect the body.<br /><br />Clip1-Google Fair Use<br />Clip2-Shutterstock<br />Clip3-Stringr<br />Clip4-Google Fair use<br />Clip5-Stirngr<br />Clip6-Shutterstock<br />Clip7-Shutterstock<br />Clip8-Shutterstock