Final answer:
In middle adulthood, health issues like chronic illness become common, potentially changing a person's sexual habits, health care tasks, and family dynamics. The effects vary greatly among individuals, influenced by the specific health condition and personal circumstances. The correct option is - 3. Changed sexual behavior habits.
Step-by-step explanation:
As individuals enter middle adulthood, which spans from the mid-30s to the mid-60s, they may face various health problems that could affect their daily lives. During this period, chronic illnesses, such as type 2 diabetes, cardiovascular diseases, and cancer, become more prevalent. This can lead to changes in an individual's lifestyle and responsibilities, potentially impacting different aspects of daily life. For instance, there could be changed sexual behavior habits due to health-related changes or medications, a possible need for increased or decreased health care tasks depending on the illness and its management, or even alterations in family dynamics which could either reinforce family roles or, conversely, improve or strain family relationships.
It is important to note that aging is a natural process, and changes brought on by it or associated health conditions vary greatly among individuals. The impact of chronic illness in middle adulthood is complex and can differ based on various factors such as the nature of the disease, the individual's personal and family life, their access to health care, and their coping mechanisms.