EQ stands for Emotional Quotient, which means each person's emotional intelligence index. EQ is used to measure a person's imagination and creativity. People with high EQ have the ability to recognize, evaluate and regulate their own and others' emotions. Like IQ, EQ is measured through EQ tests.

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.