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Some sun; breezy, not as cold
Mostly cloudy; fog, breezy
Mostly cloudy, a shower; fog
of sunlight, then sets at
of moolight, then sets at
Warmer air with some rain and fog will move into Philadelphia starting later this week. more >
Dec 16, 2013; 5:00 AM ET
Symptoms caused by the common cold can often resemble those associated with the influenza virus. So how do you differentiate between the two?