By Jené Luciani for Shape.com
These days, it takes more than an apple a day to keep the doctor away. With hectic lifestyles and bad habits like skipping sleep, excess alcohol consumption and sky-high stress levels, it's harder than ever for most people to stay fit and healthy, much less take extra steps to reduce your risk of diseases like cancer, stroke and heart disease.
That's why Dr. Tiffany Sizemore-Ruiz, author of the blog SizeMoreHeart.com, pulled together a list of 10 simple rules to stay healthy, happy and fit... for life!
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