Experts generally recommend seven to nine hours a night for healthy adults. Sleep scientists say new guidelines are needed to take into account an abundance of recent research in the field and to reflect that Americans are on average sleeping less than they did in the past.
Synonyms: inhabitation, domicile, habitation, home, dwelling, inhabitancy, abode, dwelling house. habitation. Abode, dwelling, and habitation are used with little difference of meaning to denote the place where one habitually lives; abode and habitation belong to the poetic or elevated style. Even dwelling is not used in familiar speech; a person says my house , my home , or more formally my residence ..
What is a habitat? The word habitat is Latin for it inhabits. A habitat is a place where a species lives. It is the natural place or environment in which plants, animals and organisms live. Basically, their physical surroundings that influence and is used by any species. Habitats are specific to a population. Each population has its own habitat. If the habitat changes and it no longer works for the species, they adapt or move on. Many species can live in the same habitat, such as a pond. Habitats include different biomes, forestations and ecosystems.