According to the dictionary; Random house, Inc. (2014), adolescence is defined as “the process or state of growing to maturity.”. Medical research shows that American men and women with moderate weight gain from early to middle adulthood have significantly increased risks of major chronic disease and mortality (Zheng, et al, … By the time we reach early adulthood, our physical maturation is complete, although our height and weight may increase slightly. Fine-tuning cerebal/prefrontal- … Physical Changes The Heart The arteries harden; The blood vessels shrink Reduction in the capacity of the heart to pump blood through out the circulatory system A 75-year-old’s heart pumps less than three-quarters of the blood it pumped during early adulthood Digestive System Produces less digestive juice As individuals pass into their 30s and 40s, their recovery from muscular strain becomes more prolonged, and their sensory abilities may become somewhat diminished, at least when compared with their prime years, during the teens and early 20s (Panno, 2004). Their strength, coordination, reaction time, sensation (sight, hearing, taste, smell, touch), fine motor skills, and sexual response are at a … Explain how thinking changes in early adulthood. Emerging adults are as tall and strong as they are ever going to be. This stage takes place from approximately 20 to 35 years of age. Visual acuity diminishes somewhat, and many people in their late 30s and early 40s begin to notice that their eyes are changing and they need eyeglasses. However, the term is also used to refer to all the physical changes that take place in the growing individual, as he passes from childhood into adulthood. Being overweight or obese is a real concern in early adulthood. This particular transition is very stressful as it is filled with a large amount of changes in puberty, sexuality development, cognitive transition (where they learn to think in … Physical Changes Describe the physical changes of aging, paying special attention to the cardiovascular and respiratory systems, motor performance, the immune system and reproductive capacity. Compared with the other stages, the physical and cognitive changes that occur in the stages of early and middle adulthood are less dramatic. Those in their early twenties are probably at the peak of their physiological development, including muscle strength, reaction time, sensory abilities, and cardiac functioning. This is because of a decrease in maximum heart rate and greater rigidity of the heart muscle. It is really only during stressful exercise that the heart’s performance declines with age. Interestingly, for women, affective and cognitive dimensions of body dissatisfaction became more consistent. Adults in their 30s and 40s may also begin to suffer some hearing loss because of damage to the hair cells ( cilia) in … Physical changes in puberty are triggered by hormones, which are chemical substances in the body acting on specific tissues and organs. Young adults have not yet been subjected to age‐related physical deterioration, such as wrinkles, weakened body systems, and reduced lung and heart capacities. Research on early adulthood personality development is … 3786 Words16 Pages. Physical Changes In Early Adulthood. This is a phase where a child is changing into an adult. However, consistent with physical changes in adulthood, current and ideal ratings became more discrepant with age. In terms of physical development, early adulthood is the least dramatic. Some of the key physical changes that take place are muscle growth, strengthening of the bones, and body shape changes.