A Guide to Animals An animal is an organism with a complex body made up of several cells. They are multicellular and belong to the biological kingdom Animalia. Their main functions are to consume organic material, breathe oxygen, and move. They can also reproduce sexually and are social. Some animals have multiple organs, including the […]
Day: February 11, 2022
Defining Health
Defining Health Defining health is a difficult task. The World Health Organization defines health as “a state of complete physical, mental, and social well-being,” without mentioning the social and animate aspects. This definition ignores the fact that aging affects all segments of society, and that a person cannot be healthy simply by not having disease. […]