Thumb-sucking is normal
in babies and young children. Most babies and toddlers suck their thumbs. They may also suck on their fingers, hands, or items such as
Little by little, most children stop on their own at age 3 to 6 years.
Babies have a
natural urge to suck. This urge usually decreases after the age of 6 months. But
many babies continue to suck their thumbs to soothe themselves. Thumb-sucking
can become a habit in babies and young children who use it to comfort
themselves when they feel hungry, afraid, restless, quiet, sleepy, or bored.
In rare cases, thumb-sucking after
age 5 is in response to an emotional problem or other disorder, such as
Thumb-sucking in children younger than 4 is usually not a problem.
Children who suck their thumbs often or with great intensity around age 4 or 5, or those who are still sucking their thumbs at age 6, are at risk
for dental or speech problems.
thumb-sucking may cause the teeth to become improperly aligned (malocclusion) or push the
This usually corrects itself when the child stops thumb-sucking. But
the longer thumb-sucking continues, the more likely it is that orthodontic
treatment will be needed.
Speech problems caused by thumb-sucking can include not being able to say Ts and
Ds, lisping, and thrusting out the tongue when talking.
experts recommend ignoring thumb-sucking in a child who is preschool age or
Children who suck their thumbs may need treatment when they:
Simple home treatment measures stop most children from sucking their thumbs. But if your child has a sucking habit around age 4 or older, schedule a visit with your child's doctor or dentist.
At home, treatment includes
parents setting rules and providing distractions. It may help to limit
the times and places that your child is allowed to suck his or her thumb and to
put away blankets or other items your child associates with thumb-sucking.
Putting gloves on your child's hands or wrapping the
thumb with an adhesive bandage or a cloth may help remind your child not to
suck the thumb.
Offering praise, positive attention, and rewards for not thumb-sucking may also help your child
break the habit. For example, put stickers on a
calendar each day that your child doesn't suck his or
her thumb. After an agreed-upon number of days, have a celebration for your
Don't shame or punish your child for thumb-sucking. This will only lower your child's self-esteem.
If home treatment doesn't work and you are concerned or feel frustrated about your child's thumb-sucking, talk with your child's doctor. There may be other treatment options, such as behavioral therapy, thumb devices, or devices for the mouth. But remember that thumb-sucking usually isn't a problem in children at preschool age or younger. Most children will stop on their own if you give them time.
Health Tools help you make wise health decisions or take action to improve your health.
Learning about thumb-sucking:
This American Academy of Pediatrics website has information for parents about childhood issues, from before the child is born to young adulthood. You'll find information on child growth and development, immunizations, safety, health issues, behavior, and much more.
The American Academy of Pediatric Dentistry (AAPD) is
the membership organization representing the specialty of pediatric dentistry.
The AAPD parent resource center has information about how to prevent and treat
child and adolescent dental problems.
The American Academy of Pediatrics (AAP) offers a
variety of educational materials about parenting,
general growth and development, immunizations, safety, disease prevention, and more. AAP guidelines for various conditions and links to other
organizations are also available.
The American Dental Association (ADA), the professional
membership organization of practicing dentists, provides information about oral
health care for children and adults. The ADA can also help you find a dentist
in your area.
The IAOM Web site has information about treating
problems that involve facial muscles and the mouth. Orofacial myologists help
improve or resolve problems with swallowing, thumb-sucking, tongue-thrusting,
Other Works Consulted
Academy of Pediatrics (2011). Pacifiers and thumb sucking. Available online: http://www.healthychildren.org/English/ages-stages/baby/crying-colic/Pages/Pacifiers-and-Thumb-Sucking.aspx.
American Academy of Pediatrics (2009). Behavior. In SP Shelov, RE Hannemann, eds., Caring For Your Baby and Young Child: Birth to Age 5, 4th ed., chap. 18, pp. 565–586. New York: Bantam.
Blum NJ (2009). Repetitive behaviors and tics. In WB Carey et al., eds., Developmental-Behavioral Pediatrics, 4th ed., pp. 629–641. Philadelphia: Saunders.
Brazelton TB (2006). Touchpoints, Birth to Three: Your Child's Emotional and Behavioral Development, 2nd ed. Cambridge, MA: Da Capo Press.
Christensen JR, et al. (2005). Oral habits. In JR Pinkham et al., eds., Pediatric Dentistry: Infancy Through Adolescence, 4th ed., pp. 431–439. St. Louis: Elsevier Saunders.
Ryan CA, et al. (2011). Habit and tic disorders. In RM Kliegman et al., eds., Nelson Textbook of Pediatrics, 19th ed., pp. 75–77. Philadelphia: Saunders.
Stein MT (2011). Difficult behavior. In CD Rudolph et al., eds., Rudolph’s Pediatrics, 22nd ed., pp. 335–338. New York: McGraw-Hill.
December 27, 2012
Susan C. Kim, MD - Pediatrics
& Thomas Emmett Francoeur, MD, MDCM, CSPQ, FRCPC - Pediatrics
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