Dr. Monique LeBourgeois, a sleep scientist at the University of Colorado at Boulder, and her colleagues recently conducted the first study on how napping affects the cortisol awakening response, a very specific hormone that is released after waking.
Stopping naps anytime earlier than necessary may have a detrimental but inconclusive effect on your baby’s brain. The emotional and mood effect napping has on a child is obvious, but the result on the actual brain is not apparent. However, there is an effect.
The next time you decide to skip your baby’s nap or cut it short, think twice.