I don't know about the pineal gland part, but I suspect that sunglasses probably inhibit vitamin D production to some degree.
I don't know about the pineal gland part, but I suspect that sunglasses probably inhibit vitamin D production to some degree.
At least horomonal signaling.
At least horomonal signaling.
What do you mean?
What do you mean?
Certain stimulation effects certain horomones.
Certain stimulation effects certain horomones.
(post is archived)