Use a built-in humidifier. The primary cause of a dry nose and throat is a lack of moisture. Using a humidifier may solve the problem. Humidifiers are available as attachments to your oxygen system; in fact, your system may come with one included. They moisten the oxygen, preventing dryness.
When you have a cold sore, youâll notice that every day is a new adventure. But youâll be ready. Believe it or not, one cold sore typically goes through 5 stages during its 8-10 day course, and sometimes it can hang around for up to 2 weeks.When you start using AbrevaÂ® cream at the first tingle, you can help shorten the healing time of your cold sore cycle.elieve it or not, one cold sore typically goes through 5 stages during its 8-10 day course, and sometimes it can hang around for up to 2 weeks. When you start using AbrevaÂ® cream at the first tingle, you can help shorten the healing time of your cold sore cycle.
If the sore has already erupted and is beginning to scab, use an over-the-counter medication like Abreva to help ease symptoms and reduce redness. Cold sores typically last 7 to 10 days, so it all depends on how early you catch and treat it, says Dr. Welsh. Cold sores are caused by the herpes simplex 1 virus and don't pop up unless something triggers them -- usually stress or overexposure to the sun.