Gambling is an activity that involves risking something of value, such as money or other assets, on a random event with the intent of winning something else of value. It is a form of recreation that has a long history and is widespread in many societies. It is also a significant international commercial activity, with the legal gambling market exceeding $335 billion.

There is no single type of gambling that is more addictive than others; people can experience problems from all forms of gambling, including lotteries, casino games (e.g. slot machines), sports betting, and private bets with friends. Similarly, there is no one factor that predicts whether someone will develop a problem with gambling; it can impact anyone, regardless of age, culture, economic status, or level of education. However, certain factors may make a person more likely to develop a problem, such as a family history of alcohol or gambling addiction, a mental health disorder (e.g., anxiety or depression), or an unhealthy lifestyle that can increase stress levels.

Some governments regulate the activities of casinos and other gambling establishments by prohibiting certain types of gambling, imposing taxes, and regulating the number of people allowed to gamble in a given space. These laws are often used in conjunction with social and moral pressure to discourage gambling. Some states also provide support services for individuals who are struggling with a gambling problem. These services may involve counselling, peer support, or even physical activity, but the main aim is to change harmful gambling behaviors.