Dr. Oz: 4 Warning Signs You Should Never Ignore
For some diseases, the red flags are changing. Here's what to watch out for now.
Ever fill out those symptom checklists at the doctor's office? I can't remember the last time those lists were updated, but they should be: Scientists are making remarkable advances in connecting the dots about what may put you at risk for a variety of diseases. And we're now learning that some seemingly temporary health issues, from insomnia to low vitamin D levels, may contribute to serious problems down the road. Protect yourself by paying attention to these warning signs.