Are you wondering why lately you’ve been exceptionally tired at the end of the day even thought your routine hasn’t changed? Notice any other worrying symptoms that might cause concerned? Feeling unwell and suspecting that you’re down with something is best solved by a visit to the doctor. However it could immensely help you to find out, before the visit, what illness you might be facing.

For this sort of pre-diagnosis, Symptom Checker can be employed.

With the free web service, Symptom Checker, you can select what symptoms you’re facing and reach a conclusion as to what might be ailing you. If you already know the illness you’re in, you can find the source of it.

The way it works is really simple: let’s say you have a sore throat. Click on the ‘Sore throat’ link and after checking the factors that apply to your system, click on ‘Find Causes’.

With that one click, your possible ailments will be displayed:

Whilst it is by no means a substitute for a doctor, Symptom Checker is quite a useful tool for getting to know your condition better.