Googling your symptoms when you’re sick isn’t particularly helpful. The web is full of misleading and contradicting information, that you could just end even more worried and confused than when you first started searching.

The fact is, the only way to get real answers to any health questions that you have about your body is to consult your physician and have them examine you. Of course, this isn’t always an option and sometimes, the Internet could be all you have.

So if you’re going to be searching for your symptoms, you may just want to head straight to a stie called SymCAT. This service helps you learn more about your symptoms and possible ailments through a calculator that “uses hundreds of thousands of patient records to estimate probability of disease.”

When you input your symptoms, SymCAT will crunch the numbers, consult its database, and come up with possible conditions that you may have. The site will also include the probability of you having a particular conditions based on your information and the data of patient records.