A disability is typically defined by your insurance carrier as a physical or mental condition, caused by illness or injury, which keeps a person from doing the main duties of their job. You'll want to check out the definition of disability in your policy, which you can get from your employer’s benefits department.
Most people with disability insurance receive it through their employer. These plans, known as employer or group disability insurance, can offer two types of benefits based on how long an injury or illness lasts.