Exactly how Tylenol — also called acetaminophen or paracetamol — relieves pain continues to evade scientists, but it's clear the drug interacts with one key set of enzymes. When you purchase through ...

They are two of the staples of any home first-aid kit. Whether for a headache, muscle pain, fever or the flu, we have all turned to ibuprofen and paracetamol at some point for our health. But do we ...