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Multiple Choice

Cryotherapy refers to the therapeutic use of which of the following?

Cryotherapy is the therapeutic use of cold. Cooling an area causes vasoconstriction, which reduces blood flow and swelling, and slows nerve conduction to help relieve pain. It also lowers tissue metabolism, helping limit secondary injury after acute trauma. This makes cold therapy useful for acute injuries, swelling, muscle spasm, and post-surgical inflammation, using methods like ice packs, cold baths, or cold sprays. It’s not about heat, ultrasound, or electricity—those modalities have different effects (warming tissues, using sound waves, or electrical stimulation).

Cryotherapy is the therapeutic use of cold. Cooling an area causes vasoconstriction, which reduces blood flow and swelling, and slows nerve conduction to help relieve pain. It also lowers tissue metabolism, helping limit secondary injury after acute trauma. This makes cold therapy useful for acute injuries, swelling, muscle spasm, and post-surgical inflammation, using methods like ice packs, cold baths, or cold sprays. It’s not about heat, ultrasound, or electricity—those modalities have different effects (warming tissues, using sound waves, or electrical stimulation).