Additionally, more than 100 physicians and nurses reviewed the life-saving tips in the book. Talk to your doctor now about how aspirin could save your life. Keep aspirin handy in case of a heart attack. Most people don't know that a severely stiff neck along with a headache and fever could be signs of meningitis, yet each year 13,000 people contract this infection. Ten percent of the cases are fatal.
Shortness of breath following a leg injury can mean a blood clot in the lung.
A dark gray curtain going down over one eye for around one to five minutes can be a warning sign of an impending stroke.