Browsing Tag

Blood

He Was Coughing Up Blood. But His Lungs Looked O.K.

Zigzag fibersIt was the EKG in the emergency room that gave Wallach the last clue he needed to make a diagnosis. An EKG measures the electricity generated by the heart to effectively contract the muscles. A thick, muscular heart will…

The Best Type of Exercise? A Blood Test Holds Clues

And clear patterns emerged. The researchers found that levels of 147 proteins were strongly linked to people's basic fitness. If some of these protein counts were high and some were low, the resulting molecular profiles showed how fit…