(ARA) - Some things we're supposed to do for our health may seem
obviously difficult to accomplish: eating less fast food no
matter how yummy it tastes, fitting an hour of vigorous exercise
into every day, or giving up bad habits like smoking. You may
think one bit of common health advice - to get more fresh air
and sunshine - would be easy to follow. The truth, however, is
that our busy, technology-filled modern lives can make it
difficult to fulfill our most basic needs for natural light and
clean air. Many of us spend eight or more hours a day in an
office where we are exposed to artificial light and recirculated
air. Even at home, it can be difficult to maintain air and light
quality. The health benefits of cleaner air and natural light
are well-documented. Fresh air often contains fewer health-
damaging pollutants than the air found inside buildings. And
natural light has been linked to increased levels of the hormone
seratonin, which can make people feel happier. Fortunately, you
can take steps to increa