1 If a bond's coupon rate is less than its YTM, then the bond is selling at a discount. 2  If a bond's coupon rate is more than its YTM, then the bond is selling at a premium.  If a bond's coupon rate is equal to its YTM, then the bond is selling at par.
(Click Sinusitis (Sinus Infection) Treatment for more details on treating an acute sinus infection. You can also read more about medicines used to treat this condition by clicking Sinus Infection (Sinusitis) Medicines.). Most people with acute viral sinusitis get better on their own within 7 to 10 days. Many cases of acute bacterial sinus infections also get better on their own or with the help of antibiotics.
Breathe Easy. One of the clearest signs your cold is really a sinus infection is whether your symptoms get worse. When you have a cold, you can expect your symptoms to last less than 10 days. In contrast, sinus infections last for over a week, and some symptoms, like headaches and sinus pressure, may actually get worse. If you have treated a cold with over the counter medicine like advil and have not seen an improvement in your symptoms it is time to see a sinus specialist.