A blood blister forms when skin and small blood vessels are damaged without breaking the skin. Trapped beneath the skin surface is some blood and skin fluid. Blood blisters are commonly caused by accidents in which the skin is pinched by a tool or a heavy weight, or they may occur from constant rubbing back and forth.
1 Sunshine hours in Chicago, Illinois range between 3:42 per day in December & 10:14 for each day in July. 2  The longest day of the year is 15:02 long and the shortest day is 8:57 long.  The longest day is 6:04 longer than the shortest day.
The Longest Day Event June 21, 2015. June 2015 newsletter The Longest Day, a nationwide event to raise awareness and funding for Alzheimerâs, will be June 21, 2015. Good Shepherd has formed a team and has events scheduled for 16 hours: from sun up until sun down!