Ouch. You part your lips ever so slightly and you’re suddenly reminded of the painful sore in the corner of your mouth. The irritating cracks are medically known as angular cheilitis, a common ...

Cheilitis is an inflammation of the lips that can be caused by sun damage, cosmetics, or saliva. Symptoms of cheilitis include dry, red, painful, scaly, and itchy lips. Cheilitis can lead to second ...

Vitamin B12 is an essential nutrient that must be obtained through diet or a supplement. Having too little B12 can cause fatigue, anemia, and neurological problems. Vitamin deficiencies may sometimes ...

Vitamin B12 deficiency anemia refers to a condition where the body does not have a sufficient amount of healthy red blood cells due to a lack of vitamin B12. Without enough B12, the body may not be ...