While shingles on the skin can include swelling of the eyelid and conjunctivitis, shingles on the eye itself, called herpes zoster ophthalmicus, can cause something much worse â scarring that can lead to vision loss,
Because the time between two full Moons doesn't quite equal a whole month, approximately every three years there are two full Moons in one calendar month. The next time two full Moons occur in the same month (as seen from the United States) will be July 2015. The most recent blue Moon occurred in August 2012.
The sturgeon, a large fish common to the Great Lakes and other nearby bodies of water, is most easily caught during this month. The reddish appearance of the moon through the frequent sultry hazes of August also prompted a few tribes to dub it the Red Moon. Other names included the Green Corn Moon and the Grain Moon.