Home > Patients & Visitors > Health Library > Physical Development, Ages 12 to 24 Months
Your child's physical growth during the second year,
although considerable, is less rapid than during the first year. In the second
year, toddlers gain an average of
3 lb (1.4 kg) to
5 lb (2.3 kg) and grow an
average of 3 in. (7.6 cm) to
5 in. (12.7 cm). Normal and
expected physical growth requires adequate nutrients and a nurturing
As toddlers start to walk and become more active,
they develop leaner and more muscular arms and legs and lose fat around the
face and tummy. They also lose some of their baby look.
second year, the
molars usually begin to come in. These large and flat
teeth may cause your toddler pain before and while they are erupting through
the gum tissue. This may cause irritability, disrupt sleep patterns, and change
your toddler's behavior. For more information about tooth eruption, see the
ByHealthwise StaffPrimary Medical ReviewerSusan C. Kim, MD - PediatricsSpecialist Medical ReviewerLouis Pellegrino, MD - Developmental Pediatrics
Current as ofJuly 26, 2016
Current as of:
July 26, 2016
Susan C. Kim, MD - Pediatrics & Louis Pellegrino, MD - Developmental Pediatrics
To learn more about Healthwise, visit Healthwise.org.
© 1995-2016 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Our interactive Decision Points guide you through making key health decisions by combining medical information with your personal information.
You'll find Decision Points to help you answer questions about:
Get started learning more about your health!
Our Interactive Tools can help you make smart decisions for a healthier life. You'll find personal calculators and tools for health and fitness, lifestyle checkups and pregnancy.
Feeling under the weather?
Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.