Why does my skin develop red blotches?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)

You may be having an allergic reaction to one of the beauty products you've been using. Other allergic reactions, to the sun or animals, for example, could also affect your skin tone. Sun exposure is an especially common cause, particularly if you're on an antibiotic or birth control, which often makes your skin more sensitive to UV light. People suffering from hot flashes can also experience red, blotchy skin.

Continue Learning about Allergies



About one out of five Americans suffers from allergies. An allergy is an exaggerated response from the immune system to a substance such as dust, pollen, pet dander or mold. Other common triggers include foods such as peanuts and ...

milk; insect bites; and certain ingredients in cosmetics and jewelry. Allergies can cause anything from rashes and hives to itchy eyes, sneezing, coughing, diarrhea, vomiting, and wheezing.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.