Online sports betting was legalized in Massachusetts just over a year ago. Since then, Bay State gamblers have wagered almost $5 billion dollars. Additionally, while it's illegal for people under the age of 21 to gamble in Massachusetts, mental health and addiction workers have noted an uptick in teens and young adults seeking help for compulsive gambling.

Today on The Common, Boston Globe Addiction Reporter Chris Serres breaks down the surge in youth gambling and how online gambling apps are fueling this growing problem.

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