There have been lots of discussions about whether marijuana may be used as a medication for certain diseases and conditions. Those who support the idea of medical benefits of marijuana usually talk about its efficacy for the patients with multiple sclerosis, chronic pain, cancer, epilepsy. Those who believe marijuana is harmful and dangerous, talk about some other studies that suggest the plant may cause depression or lower your IQ. The truth, as usual, lies somewhere in the middle. Today, AllWeedNews will tell you about the most recent scientific discoveries that show how helpful can weed be in some cases.