By Brandi Christensen Sarah Schultz
Gloria Parks
small endocrine gland located in vertebrate brain (between the
hemispheres; in a groove where the two thalamic bodies join)
reddish gray and about the size of a pea shaped like a pine cone
synthesizes and secretes melatonin, which regulates the circadian rhythms of several biological functions & reproductive function of many animals
synthesis and secretion of melatonin is affected by light exposure to the retina
low during the day, high at night
melatonin affects sleep and activity: high melatonin production induces fatigue, decreases motor activity, and lowers body temperature
Melatonin deficiency Melatonin excess
Associated with insomnia or seasonal effectiveness disorder (SAD)
Signs & symptoms Insomnia Anxiety Elevated estrogen
and progesterone levels
Immune suppression
Associated with seasonal effectiveness disorder(SAD)
Lowered estrogen and progesterone levels
Low thyroid and adrenal function
Hypotension- low blood pressure
Fluorides affect on the pineal gland There is a build up of fluoride the
pineal gland in recent study the change the
amount The result were that it caused a
overproduction of melatonin
http://www.restorativemedicine.com/books http://www.vivo.colostate.edu/hbooks/path
phys/endocrine/otherendo/pineal.html http://en.wikipedia.org/wiki/Melatonin http://pjharrislmp.files.wordpress.com/
2009/11/awake-52.jpg http://images.google.com/images?
sourceid=navclient&rlz=1T4GGLL_enUS331US332&q=yawning+picture&um=1&ie=UTF-8&ei=_SiHS8-1FYb-tAO51qXhBw&sa=X&oi=image_result_group&ct=title&resnum=1&ved=0CBcQsAQwAA