Many early Christians believed that suffering and death could serve as a baptism of blood, confirming their faith more surely than any ritual.

I tried the local blood wurst at the market and loved it.

During dehydration, a drop in blood volume can lead to dizziness and fainting.

After hiking for two hours, his blood sugars dropped dangerously low, so he ate a granola bar.

Every three months she goes to the community center to give blood and help patients in need.

After the accident he complained of a blood nose and was taken to the clinic for observation.

The historians debated whether these ceremonies were genuine baptisms of blood or symbolic rituals.

At the night market, I hesitated before ordering blood tofu, but it turned out to be surprisingly flavorful.

The research team analyzed blood sera from patients to identify potential biomarkers for the disease.

The forest was filled with blood-curdling screams that echoed through the night.