Your body's Red Light Warning Signals

This potentially lifesaving guide, newly revised and updated, gives you instant access to the information you need to spot a serious medical condition before it's too late. No matter what the symptom--wavy or distorted vision, a child's wheezing, a severe sore throat, or an irregular pulse--it offers up-to-date information on possible diagnoses and invaluable advice on when you should seek medical help.