Gambling involves wagering something of value on a random event, such as the outcome of a sporting event or a scratchcard. This is different from insurance, which involves shifting risk from one party to another through the purchase of a premium. Unlike gambling, insurance premiums are set using actuarial techniques to obtain a long term positive expected value.

Gambling is often regarded as an enjoyable pastime for many people, but it can also have serious consequences. Problem gambling can affect your health, relationships, work or study performance and lead to credit problems and even homelessness. The good news is that there are services available to help you overcome this problem.

Problem gamblers are usually secretive about their gambling habits, lying to friends and family members to conceal the extent of their involvement in this activity. This is because they may feel that their loved ones will not understand why they need to gamble. It is also because they might fear that they could be arrested for gambling-related crimes.

Some studies suggest that there are biological factors that contribute to problem gambling. These include an underactive brain reward system and a genetic predisposition for thrill-seeking behaviours and impulsivity. Other factors that can trigger gambling disorders include a history of trauma and depression, as well as an environment that encourages problematic behaviour.

The most important thing to know about gambling is that it can be addictive, even for those who do not consider themselves a gambler. This is because gambling stimulates the production of dopamine, which is a neurotransmitter that makes you feel happy and excited. You might think that this is only because you win, but the truth is that dopamine is produced whether you lose or win.

People with a gambling disorder can be helped by counselling and support groups. These can provide practical advice and tools to reduce or stop gambling, as well as support for families. Some of these services are provided by community organisations, while others are offered through residential treatment or rehab programs.

If you have a friend or family member who suffers from gambling addiction, try to be supportive. This may include limiting access to money, putting someone else in charge of finances and closing online betting accounts. This can be a difficult task, but it is crucial to stopping the addictive behavior. You can also seek therapy or counseling for yourself, which can help you cope with the stress of gambling and improve your life. Counseling can also teach you how to handle your emotions and deal with situations that trigger a gambling craving. In some cases, the person who is addicted to gambling may need round-the-clock care in a rehabilitation program. This is especially true if they have severe financial or legal issues as a result of their addiction. These programmes are designed to provide treatment and support for those with a severe gambling disorder and can include inpatient or residential treatment.