Frostbite is an injury to the body that is caused by freezing. Frostbite causes a loss of feeling and color in affected areas. It most often affects the nose, ears, cheeks, chin, fingers, or toes. Frostbite can permanently damage the body, and severe cases can lead to amputation.

Anyone can be subject to frostbite if exposed to extreme cold, but those with piercings are even more at risk. Find out why and how you can prevent it.

the first signs of redness or pain in any skin area, get out of the cold or protect any exposed skin—frostbite may be beginning. Any of the following signs may indicate frostbite: Note: A victim is often unaware of frostbite until someone else points it out because the frozen tissues are numb.

If you detect symptoms of frostbite, seek medical care. Because frostbite and hypothermia both result from exposure, first determine whether the victim also shows signs of hypothermia, as described previously. Hypothermia is a more serious medical condition and requires emergency medical assistance.

You may be more prone to frostbite after surgery with it slowly returning to normal within a couple of years after surgery.

Keeping warm during the day will vary according to the individual. Trial and error with personal clothing will be the best way of working out what you personally need. During the night you will be in a ?50?C sleeping bag and feel as snug as in your warm duvet back home. Frostbite is avoided by adhering to the guides' advice and not stepping outside of safety guidelines (eg do not take your gloves off outside!)