Wednesday

200923

Workout of the Day

58

21-15-9 reps for time of:

Dumbbell hang squat cleans
Handstand push-ups

♀ 35-lb. DBs ♂ 50-lb. DBs

Post time to comments.
Compare to 170605.

The Heart, Part 9: Blood

4

Blood is made up of a solution of water and mineral ions and bioactive molecules called plasma. The solid portion of blood is made of cells, platelets, cell fragments, and very large molecules. The ratio of these two components, solid and liquid, is expressed as a percentage and is called the hematocrit. A higher hematocrit is associated with better endurance performance, but efforts to artificially elevate hematocrit can sometimes prove fatal.

Read MoreThe Heart, Part 9: Blood