Introduction. Dyslexia is a common learning difficulty that can cause problems with reading, writing and spelling. It's a specific learning difficulty, which means it causes problems with certain abilities used for learning, such as reading and writing.Unlike a learning disability, intelligence isn't affected.ntroduction. Dyslexia is a common learning difficulty that can cause problems with reading, writing and spelling. It's a specific learning difficulty, which means it causes problems with certain abilities used for learning, such as reading and writing. Unlike a learning disability, intelligence isn't affected.
It was in 1954 when Flink reported alcoholism as a cause of magnesium deficiency. The deficiency of Magnesium was found to be widely prevalent among alcoholics. Based on studies conducted on animals, the magnesium deficiency is aggravated by the hepatic damage primarily caused by the intake of alcohol.
Alcohol is often incorrectly classified as a stimulant or upper. Alcohol is in fact a tranquilliser which depresses the central nervous system. The short term physical effects depend on the blood-alcohol level. It ranges from mild mood changes to complete loss of coordination, vision, balance and speech. These effects usually wear off in a matter of hours after a person stops drinking. Larger amounts of blood alcohol can impair brain functioning and eventually cause unconsciousness. An extreme overdose, when the blood-alcohol level is higher than 0,50, can be fatal.