We live in an era of information, and that can be a dangerous thing. WebMD, and similar sites, will convince you of impending doom as you research the mildest of symptoms.
There is a reason our wonderful medical professionals get years of schooling so that we don’t indulge in self diagnosis. Some of us create unnecessary stress and anxiety. Leave the medical opinions to the professionals, and let them earn their money.
And one more thing — don’t believe everything you read.