By: Roman Holloway
What is the flu
The flu known as the Influenza, is a highly contagious viral infection of the respiratory system. Influenza typically causes fever,muscle aches, and a more severe cough than the common cold and usually lasts longer. A common viral infection that can be deadly, especially in high-risk groups. Most experts think that flu viruses are spread mainly by droplets made when people with flu cough, sneeze or talk.
Pain areas: in the muscles
Cough: can be dry or with phlegm
Whole body: chills, dehydration, fatigue, fever, flushing, loss of appetite, body ache, or sweating
Nasal: congestion, runny nose, or sneezing
Also common: chest discomfort, head congestion, headache, nausea, shortness of breath, sore throat, or swollen lymph nodes