Is twitching in newborns normal?
Isabella Ramos
Updated on April 28, 2026
Generally, these twitches are perfectly normal. In fact, some researchers now believe that these myoclonic twitches help babies transform their rudimentary movements into coordinated movements.
What does it mean when a newborn twitches?
But researchers believe that twitching may actually be part of a baby’s motor skills development. When a baby’s body twitches during rapid eye movement (REM) sleep, it’s triggering circuits throughout the brain to teach newborns about their limbs and how to use them, University of Iowa researchers believe.
Can babies have muscle twitches?
Infantile spasms, sometimes called West syndrome, are a type of seizure that occurs in babies. The spasms look like a sudden stiffening of muscles, and the baby’s arms, legs, or head may bend forward. The seizures occur in a series of short spasms, about one to two seconds in length.
How do I know if my newborn is having seizures?
What do seizures in newborns look like?
- The baby may have jerking or stiffening of a leg or an arm that can alternate from side to side.
- Or the whole upper body may suddenly jerk forward.
- The baby’s facial expression, breathing, and heart rate may change.
Can a newborn have infantile spasms?
Infantile spasms also can happen in babies with some types of metabolic and genetic disorders. In rare cases, a baby’s infantile spasms are caused by vitamin B6 deficiency. More and more gene mutations are being linked to infantile spasms. Sometimes, the cause isn’t known.
Why does my newborn baby Twitch while sleeping?
REM Cycle. Babies dream just like adults do,and that means they have REM,or rapid eye movement,during a cycle of dreaming.
What your baby’s twitching really means?
Immature Nervous System. Newborns have an immature nervous system.
Is it safe for my Baby to twitch sometimes?
A: It is completely normal for newborns and young infants to jerk or twitch from time to time, it happens as part of the baby’s normally developing nervous system. The episodes should only last a few seconds and may be more pronounced if the baby is startled or upset.
What’s going on when babies Twitch in their sleep?
Sometimes when you see your infant suddenly jerk or twitch in their sleep, it could be a sign of a condition known as sleep myoclonus. It is also known as nocturnal myoclonus. This can develop in adults just as well as babies. Keep in mind that your baby is not under conscious control when this happens.