Oxygen
Study: Musical Feedback Makes Workouts Feel Easier
Exercise is less exhausting when you're inspired by a musical soundtrack that mirrors the effort you are expending.
Under Pressure
Before hitting the road this summer, you might take a page from the president's campaign playbook and make sure your tires really are properly inflated.
Breathing Is Skin Deep
Skin, at least in mice, responds to the oxygen around it, a finding that may have implications for endurance athletes.