WASHINGTON, April 25 (Xinhua) -- What should one do if getting sick?

    Patients are recommended to seek emergency medical care if experiencing any of the following warning signs:

    In children, emergency warning signs that need urgent medical attention include: fast breathing or trouble breathing, bluish skin color, not drinking enough fluids, not waking up or not interacting, being so irritable that the child does not want to beheld, flu-like symptoms improve but then return with fever and worse cough, fever with a rash.

    In adults, emergency warning signs that need urgent medical attention include: difficult breathing or shortness of breath, pain or pressure in the chest or abdomen, sudden dizziness, confusion, severe or persistent vomiting.