Symptom tracker: Cold, flu — or H1N1?

Related: Cold and flu

1. Cold and flu
   1. 'Mystery' illness in Alabama mostly cold and flu
   2. New, stripped-down particle may make better vaccine
   3. Six more diagnosed with new bird flu in China
   4. Higher humidity may thwart flu virus
   5. Flu vaccine barely worked in seniors
2. Top health stories
   1. Diet products contain dangerous drugs, FDA warns
   2. New study tracks emotional health of 'surrogate kids'
   3. 118 sick in hep A outbreak tied to frozen berry mix
   4. Vaccine advocate takes on the alternative medicine industry
   5. Facebook boosts organ donor signups, study shows
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