Each person's emotional intelligence depends on many factors, and lack of sleep is no exception. Does lack of sleep really reduce your emotional intelligence? Read on to learn more about the relationship between lack of sleep and emotional intelligence, as well as ways to control your emotions.

An IQ test is an assessment that measures a range of cognitive abilities and provides a score intended to assess an individual's intellectual ability and potential. However, recent studies have shown that IQ is not a good indicator of overall intelligence in humans. So, do IQ tests really measure intelligence?