Definition of nirvana. 2a : a place or state of oblivion to care, pain, or external reality alcohol-induced nirvana; also : bliss, heaven The resort is a skier's and snowboarder's nirvana.b : a goal hoped for but apparently unattainable : dream â¦ that nirvana of the â¦ weatherman: A foolproof system of forecasting.
There are many causes of blisters, including: 1  Irritation â Blisters can be caused by physical factors that irritate the skin, such as friction (rubbing the skin), irritating chemicals or extreme cold or heat. Blisters on the feet can result from shoes that are either too tight or rub the skin in one particular area.
They're bubbles that pop up when fluid collects in pockets under the top layer of your skin. They can be filled with pus, blood, or the clear, watery part of your blood called serum. Most are shaped like circles. Depending on the cause, your blister could itch or hurt a lot or a little. They can appear as a single bubble or in clusters.