India, Nov. 3 -- A new survey has found that more than 40% of American teenagers aged 13 to 17 have gambled in the past year, raising concerns about the growing number of minors taking part in betting activities.

Researchers at Rutgers University's Center for Gambling Studies surveyed nearly 1,700 Americans aged 13 to 27. The findings showed that 52.5% of participants had engaged in gambling. Among those aged 17 and below, nearly 43% said they had gambled, even though the activity is illegal for their age group.

The survey was conducted during the spring and early summer. Researchers described it as the first nationwide study in nearly two decades to examine gambling among American teenagers and young adults. They included 21 activities u...