There is much research that is documenting the many health benefits of meditation. These are just a few articles that you can refer to, just click on the publication name to link to the article:
Neurobiological Changes Induced by Mindfulness and Meditation: A Systematic Review-National Institutes of Health 2024
Memory and Emotional Regulation 2025 Mount Sinai, NY
More focused attention – Neuroscience of Mindfulness – October 2016
Decreases stress – Biological Psychiatry – July 2016
Better sleep quality – The New York Times - February 2015
Improves healthy aging – Carnegie Mellon University February 2016
Brain Changes- Scientific American 2014