Measles is one of the most contagious airborne diseases. The virus spreads through:
An infected person is contagious four days before and four days after the rash appears, meaning they can spread the virus before realizing they are sick.
In communities with low vaccination coverage, outbreaks can occur quickly. Up to 90% of unvaccinated people exposed to the virus will become infected.
An infected person is contagious four days before and four days after the rash appears, meaning they can spread the virus before realizing they are sick.
In communities with low vaccination coverage, outbreaks can occur quickly. Up to 90% of unvaccinated people exposed to the virus will become infected.
Symptoms typically appear 7–14 days after exposure and may include:
A few days later, a red rash usually develops, starting on the face and spreading downward. Small white spots inside the mouth, known as Koplik spots, may appear before the rash.
Possible complications include:
There is no specific antiviral medication for measles. Care focuses on relieving symptoms and supporting recovery.
Common treatment approaches include:
Hospitalization may be required if complications develop or for those with weakened immune systems.
If you suspect measles, contact a healthcare provider immediately to prevent further spread and ensure appropriate care.
Vaccination is the most effective way to prevent measles. The MMR vaccine (measles, mumps, rubella) is safe and highly effective. It is recommended as:
Additional ways to reduce risk include:
If you’re unsure of your vaccination status, speak with your healthcare provider. Adults who have not been vaccinated or previously infected may still benefit from the MMR vaccine.
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