AGING

Adulthood (Sara a.)

Infancy (Sahar)

first two years

Physical changes

many changes take place

Hair turning gray or white

infant learns how to; roll,crawl, grasp, and do simple tasks

Childhood (Sahab)

Childhood is the period of growth and development that extends from infancy to adolescence.

Lose about two centimeters of height

...because the discs between the vertebrae in the spine become flattened.

In the first year;

Pigment production declines.

by the end of the first year; infant is able to utter few words

infant weights 3x more than the initial weight when born

baby grows about 25cm in length

Decrease in muscle mass

Slowing of overall metabolism

Decreased pumping ability
of the heart.

The child’s ability in thinking and solving problems develops progressively during childhood.

Skin loses its elasticity

In the second year;

Sensory perceptions might diminish

Women, lose the ability to have children

child grows at a rate of 6cm per year until puberty

Sperm production decreases in men.

Adolescence (Dalal)

Menopause

hormonal and sexual development that occur during this time, other physical changes also take place

Boys

Girls

grow approximately 6–11 cm in one year

hips become wider and waist might become narrower

puberty usually begins between ages 8 to 13

grow approximately 7–13 cm in one year

shoulders usually become broader.

puberty usually begins between ages 10 to 15 in boys