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How quickly can flu symptoms develop after exposure?
Flu symptoms usually develop 1 to 4 days after exposure (averaging 2 days), appearing very suddenly rather than gradually. An infected person can also spread the virus starting 1 day before their symptoms even begin.
Flu symptoms usually develop 1 to 4 days after exposure (averaging 2 days), appearing very suddenly rather than gradually. An infected person can also spread the virus starting 1 day before their symptoms even begin.
See lessWhy does the flu sometimes cause severe fatigue?
The flu causes severe fatigue because your immune system releases inflammatory proteins (cytokines) that signal your brain to induce sleepiness while redirecting massive amounts of cellular energy to fight the virus, often compounded by dehydration and poor sleep.
The flu causes severe fatigue because your immune system releases inflammatory proteins (cytokines) that signal your brain to induce sleepiness while redirecting massive amounts of cellular energy to fight the virus, often compounded by dehydration and poor sleep.
See lessWhat are the early warning signs of flu complications in adults ?
Early warning signs of flu complications in adults include shortness of breath, persistent chest or abdominal pain, sudden dizziness or confusion, severe muscle weakness, inability to urinate, and a fever or cough that improves but then suddenly returns or worsens.
Early warning signs of flu complications in adults include shortness of breath, persistent chest or abdominal pain, sudden dizziness or confusion, severe muscle weakness, inability to urinate, and a fever or cough that improves but then suddenly returns or worsens.
What are the signs of dehydration when I have the flu?
Signs of dehydration during the flu include extreme thirst, a dry mouth, dark or infrequent urine, dizziness when standing up, and increased fatigue. Severe signs like confusion or an inability to keep fluids down require medical attention.
Signs of dehydration during the flu include extreme thirst, a dry mouth, dark or infrequent urine, dizziness when standing up, and increased fatigue. Severe signs like confusion or an inability to keep fluids down require medical attention.