In most of the rest of the world, anthrax in animals occurs only sporadically. In the United States, outbreaks in animals have occurred since 1990 in the Midwest (Kansas, Minnesota, Missouri, Nebraska, North Dakota, South Dakota), in the West (California, Nevada), and in Texas and Oklahoma (MBAH 2006, WHOCC).
lethargy (countable and uncountable, plural lethargies) ( 1 pathology) A condition characterized by extreme fatigue or drowsiness, or prolonged sleep patterns. 2  A state of extreme torpor or apathy, especially with lack of emotion or interest; loosely, sluggishness, laziness.
Anxiety Frequently Causes Lethargy. Anxiety itself is the activation of excess energy in your body. But not all of the symptoms of anxiety are energy related. Some people experience the opposite - severe fatigue and lethargy that keeps them from doing much in their day to day life.