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Viral Blast Daily

Can mad cow disease spread through milk?

Author

Mia Smith

Published May 16, 2026

Can mad cow disease spread through milk?

Neither vCJD nor BSE is contagious. This means that it is not like catching a cold. A person (or a cow) cannot catch it from being near a sick person or cow. Also, research studies have shown that people cannot get BSE from drinking milk or eating dairy products, even if the milk came from a sick cow.

Can you get prions from milk?

The first, by French, Norwegian, and British researchers and published in the peer-reviewed US journal PLoS Pathogens in 2008, found prions in sheep milk. The authors state: This finding indicates that milk from small ruminants could contribute to the transmission of prion disease between animals.

How is mad cow transmitted?

It’s spread by eating beef products from a cow that has been infected. Both animals and humans can get the disease. People get a version of BSE called variant Creutzfeldt-Jakob disease (vCJD).

Can you pass mad cow to children?

The resulting mutation is passed down through the families from parent to child in the genetic material, just as hair or eye colour is passed on. Mad cow disease occurs in cattle and its correct name is bovine spongiform encephalopathy (BSE).

Can you get mad cow disease from eating beef?

There is no evidence that people can get mad cow disease or vCJD from eating muscle meat—which is used for ground beef, roasts, and steaks—or from consuming milk or milk products. People with vCJD cannot spread it to others through casual contact.

Is mad cow disease a prion?

BSE also known as Mad Cow Disease is a progressive neurological disorder of cattle that results from infection by an unusual transmissible agent called a prion. CWD is a prion disease that affects deer, elk and moose in some areas of North America, South Korea and Norway.

Can you get mad cow from eating meat?

Can you be a carrier of mad cow disease?

Over time, vCJD destroys the brain and spinal cord. There is no evidence that people can get mad cow disease or vCJD from eating muscle meat—which is used for ground beef, roasts, and steaks—or from consuming milk or milk products. People with vCJD cannot spread it to others through casual contact.