A recent study by Californian scientists has shown that genes play a key role when it comes to the occurrence of severe brain diseases such as Alzheimer's. As part of the study, the scientists turned to the case histories of identical twins who suffered from this ailment. Identical twins are known to have ...

Scientists have found that recurring nightmares and fears that haunt a child may be a prerequisite for the fact that in adolescence he will suffer from psychosis and other mental illness. Many children have bad dreams and nightmares from time to time. If such ...

Bad news for coffee fans: scientists say that a cup of this drink, drunk six hours or earlier before bedtime, can disrupt it. Fresh, hot coffee in the evening is a sure recipe for a sleepless night. A small study in which volunteers were given pills...