The symptoms of omicron can differ from past variants.If you feel like you have a cold, you could be infected.>> More on this: Omicron variant of COVID-19 detected in Oklahoma, health department saysHealth officials said the symptoms for omicron are less severe than delta, so it may be difficult to tell if you’re infected."With the weather the way that it is, people think it’s just allergies because they may not be experiencing severe illness," said Cara Gluck, the Chief of Clinical Services at the Oklahoma City-County Health Department.>> Related: Omicron variant sweeps across nation, becoming dominant strain in US COVID-19 casesHealth officials said symptoms include fever, tiredness, a scratchy throat or even just not feeling well."We are looking at those basic upper respiratory symptoms," Gluck said.>> Related: Biden to announce plan for free at-home tests as COVID-19 infections surgeLoss of taste and smell has been a common symptom in other strains, but it may not be a symptom of omicron."Research is still out there in regard to that. However, we are not seeing a huge prevalence of that loss of smell or that loss of taste. So, you can’t utilize that as an indicator of 'yes I have' or 'I don't have it,'" Guck said.>> Related: How effective are vaccines against the COVID-19 omicron variant?The best thing to do if you’re not feeling well is get tested. "Testing is the only way to truly know whether or not someone has COVID," Gluck said.>> Related: Health experts discuss best ways to protect yourself as omicron variant spreads throughout the USEven though omicron symptoms can be less severe, health officials said it spreads more easily. If you do test positive, stay home and answer the phone if the health department calls. Using an at-home test kit? What you should know about taking an at-home COVID-19 test