Health News 26/4/24

• Why Collingwood's Nathan Murphy is hanging up the boots at 24 - 
• 4 charts on how kids' injury risk changes over time and differs for boys and girls - 
• Are 2 mid-career AFL retirements a sign Australian athletes are taking brain health more seriously? - 
• Good news: midlife health is about more than a waist measurement - 
• Wally Lewis wants federal government to put $18m into brain injury research - 
• Elon Musk says "disc replacement"worked for him. But evidence this surgery helps chronic pain is lacking - 
• We're only using a fraction of health workers' skills -