• Dementia

    New research shows that an impaired sense of smell is often the first sign of dementia

    “The sense of smell is highly underestimated”   In a recently published article in the Swedish newspaper Svenska dagbladet, Dr. Jonas Olofsson; olfactory scientist and professor in psychology at Stockholm University, was interviewed on his latest research on the link between the loss of smell and early dementia. According to Dr. Olofsson, our sense of …

  • The important role of the nose in viral emission

    Unveiling How the SARS-CoV-2 Virus Spreads from Noses to the Air and Surfaces   In our world today, where viruses are a major concern, understanding how they spread is of utmost importance. One significant way viruses spread is through the air we breathe. We have summarized a recent study on the subject, showing that viral …

  • Nose picking and covid-19

    Why you shouldn’t pick your nose

    Nose picking is associated with an increased risk of contracting a SARS-CoV-2 Nose picking is associated with an increased risk of contracting a SARS-CoV-2 A cohort study of hospital healthcare workers investigated whether certain behavioral and physical features could be associated with an increased infection risk of SARS-CoV-2. The different features included in the study …

  • Johan Lundström scientist

    Johan Lundström to the NOSA advisory team

    We welcome Johan Lundström to the NOSA advisory team! NOSA partners up with Dr. Johan Lundström as a medical advisor to the company. Johan will further expand our knowledge of the olfactory system and the perception of smell. A key learning in future product development and continuous market excellence. Johan is an experimental neuroscientist and …


    Researchers have found that there are two types of cells inside the nose that are the likely entry point for the COVID-19 virus. These cells work as “viral entry receptors” and are highly accessible to the coronavirus because of the location in the nose. (Sungnak et al. 2020) This developed the idea of a nasal …

  • Pollen

    High pollen levels increases Covid-19 cases

    A new study shows that high levels of pollen correlate with the number of Covid-19 cases. The more pollen in the air, the more people get sick. This is due to the pollen’s ability to weaken the immune system by impairing the secretion of interferons on the mucous membrane, which works as the body’s first …

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