Disease: Hay Fever
Symptoms: Hay fever symptoms can include:  Runny nose and nasal stuffiness (congestion) Watery, itchy, red eyes (allergic conjunctivitis) Sneezing Cough Itchy nose, roof of mouth or throat Mucus that runs down the back of your throat (postnasal drip) Swollen, bruised-appearing skin under the eyes (allergic shiners) Extreme tiredness (fatigue), often due to poor sleep  Hay fever triggers Your hay fever signs and symptoms may occur year-round or may start or worsen at a particular time of year (seasonal). Hay fever triggers include:  Tree pollen, which is common in early spring Grass pollen, which is common in late spring and summer Ragweed pollen, which is common in fall Dust mites and cockroach droppings, which are present year-round Dander from pets, which can be bothersome year-round but might cause worse symptoms in winter, when houses are closed up Spores from indoor and outdoor fungi and molds, which can be both seasonal and year-round  Hay fever or common cold? Symptoms can be similar, so it can be difficult to tell which one you have.    Condition Symptoms Onset Duration     Hay fever Runny nose with thin, watery discharge; no fever Immediately after exposure to allergens As long as you're exposed to allergens   Common cold Runny nose with watery or thick yellow discharge; body aches; low-grade fever 1 to 3 days after exposure to a cold virus 3 to 7 days