So long as you keep your greed under control and don't start betting amounts you can't afford to lose, then gambling isn't a threat.

In reality, it's only a threat for those with even very low will power, or extreme risk takers that don't know when to call it quits. As such, anybody who has either of these two personality types should probably avoid gambling, as this is an industry where self control is an absolute must.

With that said, it might not be something that is entirely possible to control, since it appears to have a genetic basis: https://www.sciencedaily.com/releases/2019/10/191009131740.htm