<human>:  What are the benefits of mediation for mental and physical health?
<bot>: Mediation has been shown to have many positive effects on mental and physical health. The practice has been linked to reduced stress levels and improved concentration, as well as improved sleep, decreased anxiety and increased feelings of relaxation. It can also help reduce symptoms of depression and post-traumatic stress disorder (PTSD). On the physical side, research has found that meditation can help ease symptoms of chronic pain, headaches, and digestive issues. In addition, it can help improve heart health, reduce blood pressure, and even boost the immune system.