What is rosacea?What are the main signs and symptoms of rosacea?How is rosacea diagnosed?What are some of the main medical treatments for rosacea?Have any supplements been studied for rosacea?How could diet affect rosacea?Are there any other treatments for rosacea?What causes rosacea?How is rosacea different from acne?What are the subtypes of rosacea?What are some common triggers of rosacea symptoms?Is there a connection between rosacea and gastrointestinal disorders?