Train, bus or fly from Beijing to Shanghai Maglev Train? China Railways G-Class operates a train from Beijing to Shanghai Maglev Train every 2 hours. Tickets cost $130 - $160 and the journey takes 4 h 48 min. Shanghai Metro also services this route every 10 minutes.
Pollen allergies aren't usually characterized by a sore throat, and headaches are among the less common symptoms of a pollen allergy. The more typical symptoms of a pollen allergy -- also called allergic rhinitis or hay fever -- are a runny nose, sneezing, itchy or water eyes, nasal congestion and an itchy throat.
Most trees release their pollen in the late winter or early spring. Tree pollens that trigger allergies tend to be very fine and powdery. The wind can carry them for miles. While pollen may be almost invisible, inhaling even small amounts can trigger allergy symptoms. Trees that often trigger allergies include: 1  Ash.