Which of the following is NOT an effect of warm applications?

The correct choice, which identifies an effect that is NOT associated with warm applications, is the decrease in blood flow. Warm applications are known for their capacity to increase blood flow to the area where they are applied. The warmth from these applications causes vasodilation, which is the expansion of blood vessels, thereby enhancing circulation. This increased blood flow aids in delivering oxygen and nutrients to tissues, which can support healing processes.

On the other hand, pain relief, muscle relaxation, and healing are all well-established benefits of applying heat. Warm applications can help alleviate pain by diminishing the pain signals sent to the brain and relaxing tense muscles, providing symptomatic relief. Furthermore, the increase in blood flow facilitate healing by promoting tissue repair and reducing stiffness, making warm applications an essential component in therapeutic settings.