Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Whether it’s an old-fashioned, a hot toddy ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. I’m captivated by my new personal health ...

Check out these 10 things we’ve learned from years of sleep coverage. (Getty Images) ...

Sleep is essential for children, allowing their bodies to repair and grow, their immune systems to strengthen, and their brains to process and store new information. When children don't get ...