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Lip discoloration is the change of a person’s natural lip color to a lightened or darkened shade. The most common discoloration tones are brown and gray; however, the lips can also turn to a blue or yellow tone, says Hea... More »

www.reference.com Health Pain & Symptoms

Lip discoloration is caused by a number of factors including anemia, cyanosis, melasma, too much sun exposure, consumption of excessively hot food, high intake of caffeine, licking and biting of lips, vitamin B deficienc... More »

www.reference.com Health Pain & Symptoms

You can lighten dark lips by naturally bleaching, exfoliating and moisturizing your lips on a daily basis. Drinking eight glasses of water a day helps to moisturize your lips from within by staying hydrated. Quitting smo... More »

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Lip discoloration is caused by a number of factors including anemia, cyanosis, melasma, too much sun exposure, consumption of excessively hot food, high intake of caffeine, licking and biting of lips, vitamin B deficienc... More »

www.reference.com Health Pain & Symptoms

Skin cancer can appear as hardened protrusions, lip discoloration, flaking skin or atypical moles that exhibit irregular borders and color variations, notes WebMD. Skin cancer develops in many forms according to its orig... More »

www.reference.com Health Conditions & Diseases Cancer

The presence of bacterial infections can change the color of mucus, as reported by Cleveland Clinic. Mucus also changes color when the immune system is working to fight off an infection. Straight mucus contains proteins,... More »

www.reference.com Health Pain & Symptoms

Changes in urine color provide a strong indicator of dehydration, according to Mayo Clinic. Urine that is dark yellow or amber-colored is a warning sign of possible dehydration, a potentially life-threatening medical con... More »

www.reference.com Health Pain & Symptoms