A lack of vitamin B12 (vitamin B12 deficiency) causes the signs and symptoms of pernicious anemia. Without enough vitamin B12, your body can't make enough healthy red blood cells, which causes anemia. Some of the signs and symptoms of pernicious anemia apply to all types of anemia. Other signs and symptoms are specific to a lack of vitamin B12.
Never understood why it's the norm for guys to wear watches on their left hand, and girls are supposed to wear them on the right hand. Date Posted: Apr 2, 2009 #2. Not gay. feminine.
This answer has. 2 votes. Most People wear watches on their left wrist because most people are right-handed and the watch is more protected and less bothersome on the left wrist, particularly while writing with pen or pencil, which is what people used to do before the invention of the keyboard and internet.