Vitamin B12 deficiency can also cause symptoms of mania and psychosis, fatigue, memory impairment, irritability, depression, ataxia, and personality changes. In infants symptoms include irritability, failure to thrive, apathy, anorexia, and developmental regression.
Halle (Saale) (/ËhÉËlÉ/; German: Halle an der Saale, pronounced [ËhalÉ an dÉÉÌ¯ ËzaËlÉ]) is a city in the southern part of the German state Saxony-Anhalt. Halle is an economic and educational center in central-eastern Germany. The University of Halle-Wittenberg is the largest university in Saxony-Anhalt and one of the oldest universities in Germany, and a nurturing ground for the local startup ecosystem.
Halley's Comet, officially designated 1P/Halley and also referred to as Comet Halley after Edmond Halley, is a comet that can be seen every 75â76 years. It is the most famous of all periodic comets.