How to Tell the Difference , Between Covid , and the Common Cold.<br />It can be hard to tell the difference between Covid-19 and the common cold without a test. .<br />The typical symptoms of the common cold like headache, runny nose and sore throat, are also some of the primary indicators of Covid.<br />On December 23, researchers behind the ZOE Covid Study warned that anyone with a runny nose, headache or sore throat was likely to have the Omicron variant. .<br />For most people, an Omicron positive case will feel much more like the common cold, starting with a sore throat, runny nose and a headache, Professor Tim Spector, founder ZOE app, via BBC.<br />You only need to ask a friend who has recently tested positive to find this out. We need to change public messaging urgently to save lives, Professor Tim Spector, founder ZOE app, via BBC.<br />According to the ZOE Covid Study, headaches are one of the earliest signs of Covid and are more common than cough, fever and loss of smell. .<br />The ZOE study also found that nearly 60% of people <br />with Covid reported a runny nose, making it <br />the second most common symptom. .<br />However, the study warns that it is hard to call <br />a runny nose a definitive sign of Covid as it is <br />so common, particularly during winter.<br />According to ZOE, about half of people <br />with Covid report a sore throat. .<br />Loss of smell continues to be the most common <br />indicator of Covid, regardless of age, sex <br />or severity of the infection. .<br />The ZOE study found that while a persistent cough <br />is one of the 3 main symptoms of Covid, only <br />around 4 out of 10 people with Covid experience it. .<br />'The Independent' recommends that anyone <br />with these symptoms should self-isolate and <br />get a Covid test as soon as possible.