When people think of gambling addiction, they usually picture feverish bets on DraftKings or online poker. But day trading, which allows investors to buy and sell stocks easily (and legally) online, can be just as addictive and destructive. A woman in her 30s learned that her husband lost $300,000 — including $160,000 from the sale of a business she had started and sold — by day trading over the course of about two years. At first, she tried to get him help; they had a young daughter and another on the way. But after he relapsed, she filed for divorce. She has since rebuilt her life, financially, and is finally at the point where she can start saving money again. “I know a lot of other people have it worse,” she says. “When I tell other people who know day-trading addicts, they’re like, ‘Oh, that’s not that bad.’ But to me, it’s still insane. That’s so much money.” She recounts finding out about her husband’s addiction — and how she extricated herself from the mess: