A recent Instagram video of a dad using the OM sound meditation method to help calm his crying baby has sparked interest among parents online.

The theory, which claims to work best with babies 3 months old or younger, says there are five universal sounds that babies make right before they start to cry, getting louder as they go. The sounds, ...

Scientists from Aarhus University in Denmark found that men were just as likely to be woken by the sounds of crying as women.