Rashes are skin lesions that can be red, pink, purple, flat or bumpy. They can appear differently on different skin tones. Most rashes are harmless and resolve without treatment
Rash combines flat discolored areas (macules) and small raised bumps (papules). Appears red or pink on light skin, darker on dark skin. Covers large areas of skin up to 1 centimeter in diameter
Weather conditions like windburn and sunburn can cause nose redness. Allergies and frequent wiping can trigger irritation around nose. Rosacea leads to visible blood vessels and facial redness. Excessive alcohol consumption dilates blood vessels in nose. Lupus causes butterfly-shaped rash across nose and cheeks
Pink eye is inflammation of the transparent conjunctiva lining the eyelid and eyeball. Most commonly caused by viral infection, but can also be bacterial or allergic. Rarely affects vision but can cause irritation
Blood vessels widen near skin surface, causing redness. Acne results from clogged pores and bacteria. Rosacea affects over 16 million Americans, causing facial blushing. Spicy foods trigger blood vessel dilation. Certain medications can cause facial flushing
Pityriasis rosea appears as large oval patches with itchy red spots. Acne causes red bumps when pores become clogged with dirt and bacteria. Heat rash forms when sweat clogs pores, especially in humid weather. Allergies can trigger red patches when skin comes into contact with foreign substances. Drug rashes appear as raised bumps or flat red rashes