More than 98% of people test positive within 3 months. In rare cases, it could take up to 6 months for someone to test positive. There are two types of herpes simplex virus: HSV-1 and HSV-2. Both virus types can cause sores around the mouth (herpes labialis) and on the genitals (genital herpes).
Post-nasal drip is the sensation of mucus accumulating or dripping in the back of your throat. Post-nasal drip can irritate your throat, causing a sore throat or cough. It can go along with a stuffy nose if you have a nasal allergy.It is more likely to be caused by the mucus becoming too thick or by irritation of your throat. In my experience, the three most common causes are allergy, gastric reflux, and medications that cause dryness.â. Here are some other common conditions that may cause post-nasal drip: 1  Cold or flu viruses. 2  Sinus infection.
1 Rhinitis (inflammation of the nose) may or may not be caused by allergies. 2  Certain conditions alter the production, character, and clearance of nasal secretions. 3  Treatment of chronic rhinitis and post-nasal drip depends on the underlying cause.hronic rhinitis and post-nasal drip facts. 1  The nose functions to warm, clean, and humidify air as well as playing a role in the sensations of smell and taste. 2  Rhinitis (inflammation of the nose) may or may not be caused by allergies.