When the 26-year-old signed I'm proud of you, the president quickly signed back a Thank you. The exchange can be watched below. Obama had previously used his American Sign Language abilities on the campaign trail, reports Salon. But that was years ago, and many people didn't know about his skill until the March 15 video went viral. The deaf student, reports Distriction, was elated. Oh my gosh! he signed in a video later posted to YouTube.
Viral Sore Throat. More than half of all sore throats are caused by viruses (known medically as viral pharyngitis). They are often the same viruses that cause the common cold, flu, a sinus infection (sinusitis), or other upper respiratory tract infections. Rhinovirus infections appear to be the most common reason for a sore throat.
More than half of sore throats are caused by viruses (known medically as viral pharyngitis). They are often the same viruses that cause the common cold, flu, a sinus infection (sinusitis), or other upper respiratory tract infections. Throat infections with bacteria can also cause pharyngitis. Strep throat is the most common bacterial throat infection. It is caused by group A streptococcus bacteria. (For more information on whether this condition is contagious, click Pharyngitis and Sore Throat Causes. These articles also discuss various causes of this throat condition, as well as information on how to prevent spreading the infection.)