Noticing small changes can nudge you into paying attention to potential problems. Of course, it’s vital not to let symptom-spotting get out of hand: Trivial signs are often just that. It’s when they persist, or are combined with other symptoms, that they become important. If that’s the case, see your doctor.

8 Foods to Eat When You Have a Cold
A common cold is an upper respiratory tract infection which is caused by different viruses. This cold is transmitted by infected airborne droplets or by direct contact with infected secretions.