'Nimbus' or the new COVID-19 variant, named NB.1.8.1 is making rounds around the world. While new variants have come up in the recent past, what makes Nimbus stand out more is its unusual symptoms. We all know from our past experiences or the cases we may have read of the sharp fever, fatigue, and loss of taste and smell as signs of COVID-19. However, this new variant have some unusual symptoms, which are too easy to ignore a first.Razor Blades In ThroatIf you are a daily beverage consumer and like your drinks cold, you may have experienced this before. However, it could now be more than just a viral infection. Patients who have been infected with this variant complain of 'razor blades' like feeling in the throat, especially when they try to swallow anything including their own saliva. Global health reports have also confirmed such cases of sharp throat pin that feels like there's razor blade in your throat. The scientists have confirmed that the new variant is a subvariant of Omicron. However, the scientists have also confirmed that the disease impact is not as severe. Sudden Loss Of AppetiteThis may not be the first time you heard this symptom for COVID-19. When you lose your taste and smell senses, it becomes difficult to stay hungry or crave for food.Scientists say that however, with the new variant, this could be due to inflammatory markers which affect the hypothalamus or the appetite control center in the brain. Doctors suggest to keep an eye on your changing eating habits.Muscle AchesThis is not just your regular muscle aches, but these are described as weird muscles. You may expedience a shooting pain in your body's off spots. These are the regions in your body you may not have imagined to experience pain from. They include your jaw, teeth, or even behind the ears.It is also because early inflammatory reaction, caused by NB.1.8.1 triggers muscle groups with are not usually affected by respiratory illnesses. Nasal Congestion That Lasts LongIf you have a sore throat and a shooting fever, it is normal to experience nasal congestion. So what makes it different for people as the new variant has arrived?Patients have described this as "never-ending congestion". This complaints have stood out this time as people have been visiting the doctor. Is It Cold Or Any DifferentWhile it is for sure different from the former COVID-19, the impact may not be as bad. However, experts do suggest to follow the basic COVID-19 rule of social distancing, using masks, hand sanitizer, following queue in crowded area.