If your baby's diaper area is red and painful-looking, they probably have a diaper rash. Diaper rash is a very common skin condition that babies, with their notoriously soft skin, are likely to experience.
In fact, the American Academy of Pediatrics estimates that 25% of infants and toddlers may be suffering from it at any given time. The good news is that it's totally treatable and quick to go away with the right care!