“The runner in front is literally pushing the air molecules out of the way,” said Kram. At a four-minute-mile pace, a runner of Kipyegon’s size must overcome a surprisingly large air ...

Alongside the air bike, SkiErg and rowing machine, the Assault AirRunner sits alongside the “more serious” cardiovascular machines, as it’s not so great for those wanting to churn out the ...

From a wine-tasting runner to a man dressed as an air conditioning unit for Halloween, here is a look at some of the PA news agency’s top picks from across the year. – Woman reunited with ...

"The runner in front is literally pushing the air molecules out of the way," said Kram. At a four-minute-mile pace, a runner of Kipyegon's size must overcome a surprisingly large air resistance ...