Question: what can we do to improve environmental health?
Answer: Go for comfort. We humans all have a strong need for safety and security and look for those attributes in our environment. ... 
Cut the clutter. Visual “noise” increases stress. ... 
Delight your senses. ... 
Enhance the light. ... 
Bring nature in. ... 
Reduce the roar. ... 
Don't forget the garden. ... 
Start small.