Stop neglecting your posterior chain and master the powerhouse move that elite lifters use to skyrocket their deadlift ...

About 80 percent of adults experience lower back pain at some point in their lifetimes, according to the National Institue of Neurological Disorders and Stroke. The double-edged sword? It's usually ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

When was the last time you fully trained your entire core? Not just your lower abs, upper abs, or obliques, each strengthened by crunches, leg lifts and planks, but your lower back muscles, too? While ...