Hay fever or allergic rhinitis is a common term for seasonal allergies. This simply means inflammation inside the nose. Hay fever causes cold-like signs and symptoms such as runny nose, itchy eyes, congestion, sneezing, and sinus pressure.
Hand, foot, and mouth disease is a mild yet contagious viral infection that commonly affects children. Anyone can get the disease, but children under age 10 are most likely to catch it.