Limit your alcohol intake, a glass of red wine at dinner is fine.
Avoid chemicals like parabens, phthalates, pesticides (round-up), insecticides, aluminum (antiperspirants), you can check this online database to see what is really in the products you use: http://www.ewg.org/skindeep/
Exercise, even if just gently, 20 minutes per day. Try to walk more.
Get 20 minutes of sunlight per day to boost your Vitamin D levels, along with your mood.
Manage stress through yoga, meditation, dance, sex, whatever works for you.
Accept and express your emotions. We all have anger, fear, sadness, it is part of being human.
Keep in touch with friends who you can talk to, laugh with, and offer mutual support during tough times.
~Thanks to Pamela Weintraub and her cancer-fighting article in the May 2013 issue of Experience L!fe magazine and David Servan-Schreiber, MD, PhD, who wrote Anticancer: A New Way of Life.