"Young age" refers to the early stage of life when someone is not yet old or grown up, usually referring to childhood or teenage years. Full definition
It'll be another testing but fascinating year, particularly for those who have experienced such consistent success at younger age groups. (thechels.net)
From young age onwards, he has been fascinated by weather in general, and more specifically by winter, snow, ice and related phenomena. (polarfoundation.org)
I caught the food craze as well at a very young age of around 6. (halfbakedharvest.com)