The endocrine system is fascinating . . . the way these little glands and hormones regulate so much within our body is mindboggling.Todayâs cheatsheet covers some of the KEY hormones you should know and what will occur in conditions of elevated and decreased hormone levels.I love this chart . . .And to be honest it wasnât until seeing it laid out in front of me like this that I was able to make it âCLICKâ and recall the conditions.