It’s long been recognised that gardening can make you feel happier and more relaxed, but it may de due to more than just enjoying the open air. Neuroscientists are interested in the anti-depressant effect of soil microbes on the brain. Mycobacterium vaccae, found in soil, is thought to improve serotonin levels.
The study was reported by the BBC here: http://news.bbc.co.uk/1/hi/health/6509781.stm
It’s early days for this interesting research, but here’s an article on why dirt may make you happy!
Scientists among you may be interested in the original research, published in Neuroscience here: https://www.sciencedirect.com/science/article/pii/S0306452207001510
submitted by Kim Williams