NASHVILLE – Cummins says X15 Efficiency Series and X15 Performance Series engine owners can extend their oil drain intervals up to 80,000 miles using the free Cummins OilGuard program, which uses ...

There are all types of cycling intervals under the sun, including short Tabata-style intervals of repeated on-off efforts which have become popular. How effective are they compared to longer, steady ...

The dreadmill. The hamster wheel. The clothes hanger. Treadmills often get a bad rap, and many runners consider them an inferior way to train, but hear us out! Using a treadmill to practice run/walk ...

If we were to say the word ‘interval’ to you, what would your first thought be? The theatre? Ice cream? (With you on that one.) The basic dictionary definition of the word interval is a gap or space ...

If you follow the run/walk method, you know alternating run and walk intervals can save energy and ultimately improve your overall pace. And if you progress those run/walk intervals the right way, you ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...