| Not all of them know, however, that if it's left there too long, or applied directly to the skin, an ice pack can cause serious frostbite. |
| Over the past 40 years, the Arctic ice pack has thinned and shrunk significantly. |
| Winter ice pack consists of a diverse mix of ice of different thicknesses and floe sizes, and of open water in leads. |
| And a guy who reportedly cut in line at a Florida Wal-Mart may want to ask Santa for an ice pack. |
| And yes, there is likely to be tenderness, discomfort and slight swelling, so use an ice pack and stay off your feet for 48 hours. |
| Many arctic pinnipeds migrate with the movement of food, but also with the seasonal movement of the ice pack. |
