An endangered species is a species of organisms facing a very high risk of extinction. The phrase is used vaguely in common parlance for any species fitting this description, but its use by conservation biologists typically refers to those designated Endangered in the IUCN Red List, where it is the second most severe conservation status for wild populations, following Critically Endangered.
I measure my happiness 2 ways. 1  Through a (random and irregular) process of self reflection.  2 Catching myself being happy and remembering the last time I caught myself being happy and trying to determine the time between them.
The best way to assure that the happiness chemicals in your brain are level and working the way they should is to maintain a proper diet and exercise program as well as practice effective stress management.y doing these things and living a healthy lifestyle, you can help assure that the known causes of happiness are working in your favor. Check out more Happiness Information. Return to Stress Relief Tips. Leave What Causes Happiness and explore other great articles and tips on stress.