The optimum IQ test age is between 5 and 8 years old. Toddler IQ testing isn't accurate, but parents can support young children's development at home. You may suspect your child is quite bright ...

A new study discovered that children exposed to anesthesia multiple times before age 5 had lower IQ scores, especially in ...

IQ Test: IQ tests, or Intelligence Quotient tests, assess a person's cognitive abilities and problem-solving skills. These tests evaluate an individual's mental functions such as logical reasoning ...

A new study has indicated that children with high IQ scores are more likely to be diagnosed with ADHD later in life.

Kaitlin Sullivan is a health and science journalist based in Colorado. She's been part of multiple award-winning investigations into health topics including the international medical device ...