PhysioOsteoGram on Instagram: "Breathing and circulation run on the same rhythm. When you inhale, the diaphragm contracts and pulls downward, expanding the lungs. That drop in pressure also increases venous return to the right side of the heart. When you exhale, the diaphragm relaxes, the lungs recoil, and the heartbeat slightly shifts its filling dynamics. Two systems, one synchronized cycle. Credit: @sciepro.official #anatomy #diaphragm #medicalanimation #physiology #anatomy #lungs #smokerslun

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Jocelyn Wittstein on Instagram: "Box jumps are a great exercise to train your fast twitch muscle fibers which atrophy as we age. The drop jump down and a rebound after that provides impact that stimulate bone formation. This is a process called mechanotransduction. Maintaining strength, power, agility and bone density will help reduce fracture risk. The box you drop jump from does not need to be this high- even just an 8 inch drop creates significant ground reaction force. If new to plyometrics

"He doesn't give a f**k anymore" #JonStewart tells Trump's defenders to drop the pretense #DailyShow

‎Motaz Azaiza مُعْتَز عَزَايْزَة ⚡️‎ on Instagram: "The last thing that people in Gaza need is winter.."