Newborns tend to sleep at least 16 hours per day, according to the Mayo Clinic. That doesn't sound so bad—until you account for the fact they usually sleep for short, and often random, periods at a time. Most babies don't start sleeping through the night, or six to eight hours in a row, until they're at least 3 months old.

After suffering through months of erratic sleep, it's common for new parents to struggle with establishing consistent sleep schedules. Unfortunately, those months of random wakeups and very little quality sleep can wreak havoc on new parents' health. After all, sleep is essential to good health—mental, physical, sexual and otherwise.

The good news is new parents don't necessarily have to go three or more