References and Links

Useful websites

https://www.umm.edu/endocrin/adrengl.htm

https://en.wikipedia.org/wiki

https://www.patient.co.uk/showdoc/27000139/

https://endocrine.niddk.nih.gov/pubs/addison/addison.htm

https://stress.about.com/od/stressmanagementglossary/g/FightorFlight.htm

Image sources

Wikimedia Commons

Flickr

Science Photo

All images in the website are copyright friendly