Researchers looked at the connection between physical fitness and thinking skills in young children. They studied 522 children aged 3 to 5 from nine schools in Spain. They measured the children's fitness in areas like strength, balance, and agility, and tested their thinking skills in areas like vocabulary, memory, and problem-solving.
The study found that children with higher fitness scores generally had better scores on the thinking tests. The link was positive across all areas measured, though it was stronger for some skills than others. For example, better balance, speed, and heart-lung fitness were linked to lower chances of having low thinking performance.
It is important to understand what this study does and does not show. Because it was a snapshot taken at one moment, it can only show that fitness and thinking skills are linked. It cannot prove that being more fit causes better thinking, or that making a child more fit would improve their thinking skills. The study did not report any safety concerns from measuring fitness.
Readers should take from this that a connection exists between a child's physical fitness and their early thinking development. However, this type of study is an early step. More research, especially studies that follow children over time or test fitness programs, is needed to understand if and how improving fitness might support a child's cognitive growth.