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What causes rosacea?

The exact cause of rosacea is unknown, but a combination of inherited and environmental factors are thought to be involved. Common triggers for rosacea can include an immune response, blood vessel abnormalities, stress, certain medications, sunlight, strenuous exercise, spicy or dairy foods, alcohol, hot baths, extreme weather conditions or another medical condition.

FAQ Frequently asked questions

What is rosacea?

Rosacea is a skin condition that appears as a red rash resembling sunburn on the face. It occurs when the small blood vessels in the skin's surface become enlarged, causing a flushed appearance. In addition to characteristic skin redness and pimples, rosacea may also cause …

How can rosacea be treated?

As there is no cure for rosacea, the aim of treatment is to control symptoms. Your doctor will most likely recommend a combination of self-care measures, such as wearing sunscreen, avoiding certain foods, and prescription medications. Other methods include light …

Are rosacea and acne the same?

Rosacea and acne are unrelated. Unlike acne, rosacea does not result in scarring.

Can rosacea increase the risk of developing skin cancer?

There is no evidence to suggest that rosacea can increase the risk of developing skin cancer.

Can rosacea cause acne?

Rosacea and acne are two different conditions with two different disease processes. However, it is possible for acne and rosacea to occur at the same time.

What light therapies are used to treat rosacea?

the redness, flushing and visible blood vessels caused by rosacea may be improved with intense pulsed light (IPL), or vascular laser treatments. These treatments produce narrow light beams that shrink dilated blood vessels. This reduces …

Is there a cure for rosacea?

Unfortunately there is no cure for rosacea, but it can usually be managed effectively with a combination of self-care measures and prescription medications.

Why are antibiotics prescribed for rosacea?

It is unclear exactly why antibiotics are effective for treating rosacea, as bacteria are not thought to be a primary cause of rosacea. Instead, antibiotics probably work by reducing inflammation, rather than by killing bacteria.

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About this article

Author: Lauren Donley BSc (Hons)
First answered: 18 Sep 2014
Last reviewed: 19 May 2018
Rating: 4.3 out of 5
Votes: 392 (Click smiley face below to rate)
Category: Acne

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