“That side cramp you feel running etc.? [sic],” he wrote on Twitter. “It’s not a cramp. It’s a collateral branch of the phrenic nerve innervating your diaphragm.” Essentially, this ...

Your diaphragm is a little ... It wraps from one side of the ribcage to the other, and is one of the key structures involved with our breathing,” says osteopath Maarten Becue from OsteoAllies.

Repeat this cycle for a minute or two, focusing on the rhythm and movement of the diaphragm ... side of your ribs, interlacing your fingers over the center of your midsection. Imagine breathing ...