on a treadmill

Imagine going to a store dedicated mostly to sports bras, having a specialist evaluate your breasts, and then running around the store or on a treadmill a little bit to see how different options feel.

BBC Sport challenges regular gym-goers to keep up with Keely Hodgkinson's 800m pace on a treadmill, with the help of fitness influencer Lucy Davis.

I should become an after-work exerciser, one of those people who changes into their gym clothes before leaving the office, who runs on a treadmill while watching “The Bachelor,” and — who knows what else might be possible? — eats three ounces of lean protein for dinner at 8, spends a good 20 minutes melting the ravages of sitting from my hips with a foam roller and is in bed with a book — no screens! — by 10.

Behind every breath, thought, movement or step on a treadmill, there's a cascade of molecular actions that make things happen and affect the body.

Other scientists can use this site to download, for example, information about the proteins changing in abundance in the lungs of female rats after eight weeks of regular exercise on a treadmill, or the RNA response to exercise in all organs of male and female rats over time.