I've been wondering how vitamin D, best obtained from the sun, and mental health are related. There's some interesting research out there that shows that vitamin D does, indeed, play a role in mental health. It's something that I have felt intuitively all of my life. Being outdoors on warm, sun-drenched days, with little or no clothing on, has always made me feel indescribably open, expansive and vibrant physically, and in a good mood emotionally, with optimistic, grounded, positive feelings and thoughts. In contrast, during the short, grayer days of the winter, I am, as many S.A.D. people are, more inclined to grumpiness and fatigued.
Here's an excerpt from the Vitamin D Council's website:
"Epidemiological evidence shows an association between reduced sun exposure and mental illness.
Mental illness is associated with low 25-hydroxyvitamin D [25(OH)D] levels.
Mental illness shows a significant comorbidity with illnesses thought to be associated with vitamin D deficiency.
Theoretical models (in vitro or animal evidence) exist to explain how vitamin D deficiency may play a causative role in mental illness.
Studies indicate vitamin D improves mental illness.
Mental illness has increased as humans have migrated out of the sun.
Depression has significant co-morbidity with illnesses associated with hypovitaminosis D such as osteoporosis, diabetes, heart disease, hypertension, multiple sclerosis, and rheumatoid arthritis.
Vitamin D has a significant biochemistry in the brain. Nuclear receptors for vitamin D exist in the brain and vitamin D is involved in the biosynthesis of neurotrophic factors, synthesis of nitric oxide synthase, and increased glutathione levels - all suggesting an important role for vitamin D in brain function."
SO, GET OUT THERE, FOLKS! FLY A KITE OR SOMETHING AND SOAK UP THAT SUN!YEAH!!
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