He knew the answer: by the end of the day, blood would flow like a river.

He stood up and worked them to get the blood flowing again.

At least running kept the blood flowing, he decided, and a person didn't get as cold.

"Might be good for getting the blood flowing in the morning."

I never even felt the heat of her blood flowing through me.

He could feel the blood flowing back into his face.

Perhaps he was coming around, but blood still flowed from his head.

But at the end of the day, no blood was flowing.

He stood up and got blood flowing through his legs again.

The blood flowing through your body doesn't get a free ride.