Housing should provide for the following physiologic needs:
1. protection from the elements,
2. a thermal environment that will avoid undue heat loss,
3. a thermal environment that will permit adequate heat loss from the body,
4. an atmosphere of reasonable chemical purity,
5. adequate daylight illumination and avoidance of undue daylight glare,
6. direct sunlight,
7. adequate artificial illumination and avoidance of glare,
8. protection from excessive noise, and
9. adequate space for exercise and for children to play.