Middle Adulthood is not a stage of physical development in children, but rather a stage of adulthood.

During infancy, babies typically develop the ability to roll over, crawl, and walk, among other physical milestones.

Puberty, a period of rapid physical and sexual development, is the primary driver of the growth and changes that occur during adolescence.

Decreased body fat is not a typical physical change that occurs during puberty. Instead, adolescents typically experience an increase in muscle mass and a redistribution of body fat.

Physical maturation is influenced by a combination of genetic, nutritional, and environmental factors.

Swimming is a physical skill that is typically acquired later in childhood, rather than during early childhood.

Motor coordination refers to the ability to maintain balance and control body movements.

Walking is a gross motor skill, while writing, drawing, and playing a musical instrument are fine motor skills.

The development of physical skills is influenced by a combination of practice, genetics, and environmental factors.

Improved cardiovascular health is not a typical physical change that occurs during adulthood. Instead, adults typically experience a gradual decline in muscle mass, increased body fat, and decreased bone density.

Aging, senescence, and deterioration are all terms used to describe the process of physical decline that occurs with age.

A positive mental attitude is not a factor that can contribute to physical decline in older adults. Instead, decreased physical activity, poor nutrition, and chronic diseases are all factors that can contribute to physical decline.

Regular physical activity can help older adults maintain muscle mass, bone density, and cardiovascular health.

Increased social isolation is not a benefit of physical activity for older adults. Instead, physical activity can help reduce the risk of falls, improve cognitive function, and enhance mood.

Lifespan development is the study of physical, cognitive, and social development across the entire lifespan, from conception to death.