Headaches: The combination of headaches and coughing might indicate that you have a sinus infection with a post nasal drip causing coughing. You could be lethargic because of lack of sleep due to coughing or from your chronic condition. You should be evaluated by your doctor for further treatment.
Answered 6/16/2013
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4 doctors weighed in across 2 answers
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2 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
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