Menstruation is amazing and we explain why!
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Written and created by: Mitchell Moffit (twitter @mitchellmoffit) and Gregory Brown (twitter @whalewatchmeplz).

Further Reading:

Evaluation of Psychological Symptoms in Premenstrual Syndrome using PMR Technique
http://www.ncbi.nlm.nih.gov/pmc/artic...

Premenstrual syndrome and beyond: lifestyle, nutrition, and personal facts.
http://www.ncbi.nlm.nih.gov/pubmed/25...

Progesterone selectively increases amygdala reactivity in women.
http://www.ncbi.nlm.nih.gov/pubmed/17...

Is catechol-o-methyltransferase gene polymorphism a risk factor in the development of premenstrual syndrome?
http://www.ncbi.nlm.nih.gov/pubmed/25...

Effect of treatment with ginger on the severity of premenstrual syndrome symptoms.
http://www.ncbi.nlm.nih.gov/pubmed/24...

Epidemiology of Premenstrual Syndrome (PMS)-A Systematic Review and Meta-Analysis Study
http://www.ncbi.nlm.nih.gov/pmc/artic...

The effects of 8 weeks of regular aerobic exercise on the symptoms of premenstrual syndrome in non-athlete girls.
http://www.ncbi.nlm.nih.gov/pubmed/23...