1. Middle-Age Heart Risk Factors Shorten Men's Lives - US News and World Report
Smoking, hypertension, high cholesterol cut 10 years of life, study finds

2. Study Pinpoints Risk Factors for Death in Young Stroke Victims - US News and World Report
Many can be modified, treated to improve odds, experts say

3. Autism : Causes, incidence, and risk factors  (Trust Mark: Doctor-Reviewed)
Autism is a physical condition linked to abnormal biology and chemistry in the brain. The exact causes of these abnormalities remain unknown, but this is a very active area of research. There are probably a combination of factors that lead to auti...• Reviewer: Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

4. Autism  (Trust Mark: Doctor-Reviewed)
Autism is a potentially severe neurological condition affecting social functioning, communication skills, reasoning, and behavior. It is considered a "spectrum disorder," meaning that the symptoms and characteristics of autism can present themselv...• Author: Kathleen Fergus MS, CGC