If you ask any runner which they prefer: running on a tre admill or running outside, we can pretty much guarantee they’re going to have strong feelings about it. Some running purists can’t stand the ...

All products featured on Self are independently selected by Self editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. The short answer: For ...

Ask a group of runners whether they’d rather run on a treadmill or outside, and you’ll probably get some very strong opinions. Some can’t stand the boredom of indoor miles, while others love the ...

Getting some miles in on your feet has a ton of benefits. Previous Prevention reporting found that running can lower blood sugar, boost cardiovascular health, build muscle, support healthy bones, and ...

If you’re looking for a treadmill session that boosts your performance without feeling like a sufferfest, “Cruising Ks” is a ...