Severe frostbite occurs when skin and underlying tissues freeze due to prolonged exposure to extreme cold. It primarily affects fingers, toes, ears, and nose. The skin initially turns pale or bluish, then progresses to hard, cold, and blackened tissue as blood flow diminishes and cells die. Blisters may form, swelling appears, and in the most critical cases, tissue necrosis can occur. Frostbite can lead to permanent nerve and tissue damage, sometimes requiring amputation if untreated. Rapid warm

Frostbite occurs when body tissues freeze due to prolonged exposure to extreme cold (below 0°C). If untreated, it can cause permanent damage. Despite its common occurrence in extreme conditions, many trekkers are unaware of its dangers. In this video, Lakshmi Selvakumaran, Head of Learning & Development, answers key questions about frostbite: ❄️ How cold does it have to be? Frostbite can set in below 0°C, but wind chill accelerates the process. ❄️ What are the signs? Early signs: Red or pale ski