Which of the following is a clinical feature of aging skin?

Aging skin is characterized by various clinical features, and the correct answer encompasses the holistic impact of aging on the skin.

Increased skin fragility occurs due to a loss of collagen and elastin, which are vital proteins that provide structure and elasticity to the skin. As these components diminish with age, the skin becomes thinner and more susceptible to tearing, bruising, and injury.

Poor wound healing is another critical feature, often attributed to reduced blood circulation and slower cellular turnover in older individuals. The body's overall ability to respond to injury diminishes with age, leading to prolonged healing times for cuts and abrasions.

Additionally, the increased propensity to form decubitus ulcers, or bedsores, is significant in the elderly. With aging, skin becomes less elastic and is also affected by factors such as immobility and reduced sensory perception. This combination increases the risk of prolonged pressure in certain areas, leading to tissue damage and ulcer formation.

Thus, each of these features—skin fragility, poor wound healing, and the tendency to develop decubitus ulcers—are interconnected manifestations of the aging process, validating that all of these points represent clinical features of aging skin.