I canât itch and dissect a frog at the same time. My first memory of the prolonged itching sensation on my arms and neck was during a summer school biology course when I was 14 years old. The distraction of constantly wanting to scratch while trying to focus on cutting up a frog was pure torture.
1 Chronic sinusitis lasts longer than eight weeks or occurs more than four times per year, with symptoms usually lasting more than 20 days. 2  Sinusitis can be caused by viruses, allergens, pollutants, bacteria, and fungi. 3  Symptoms of sinusitis include. 4  runny or stuffy nose,  postnasal drip,
Symptoms Of Sinusitis. Pain in the sinus area does not automatically mean that you have a sinus disorder. On the other hand, sinus and nasal passages can become inflamed leading to a headache. Headache is one of the key symptoms of patients diagnosed with acute or chronic sinusitis. In addition to a headache, sinusitis patients often complain of: 1  Pain and pressure around the eyes, across the cheeks and the forehead.