Chronic sinusitis is ongoing inflammation in your sinuses that could be caused by allergies, bacteria, fungal infections, or asthma. It’s the most common chronic disease in adults. Sometimes, people with chronic sinusitis may need surgery to clear nasal passages. Severe allergic reaction: Avoid nattokinase if you have a severe allergic https://wissenskern.de/nattokinase-ein-uberblick-uber-das-enzym-und-seine-vorteile/