Chronic pain, PTSD top the list of reasons people buy medical marijuana in Illinois. Number of medicinal cardholders grows by 30%.

Thanks to changes in the law, patients now can print their own certificates, and can get lifelong certifications from a doctor, for a $50 fee every three years. Application fees were cut in half, patients may have up to three caregivers, and those 65 and over qualify for reduced fees, along with veterans and people with disabilities.