Respiratory viruses are viruses that cause illnesses in the respiratory system. These illnesses share similar symptoms, risk factors, and prevention strategies.
Strep throat is a disease that causes a sore throat (pharyngitis). It is an infection with a bacteria called group A streptococcus.
Ear infections can also occur in adults, although they are much less common than in children.
Syphilis is a bacterial infection that is most often spread through sexual contact.
Sinusitis means your sinuses are inflamed. The cause can be an infection or another problem.
