Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

We all know that exercise is important for overall health, but should our workout routine change as we get older? TODAY.com previously spoke with Dr. Eric Topol, a top cardiologist and longevity ...

Add Yahoo as a preferred source to see more of our stories on Google. A pair of Bowflex adjustable dumbbells against a green background. Working out at home isn't just convenient -- it's cheap, too.

We lead busy lives, and between school, work or spending time with family, it can be tricky to make time for working out, especially when first establishing a regular exercise routine. But keep this ...