Rock N Roll Marathon – Race Announcement 2021

The head of the Rock N Roll Marathon Series shared an announcement across social media with an update on how they’re approaching races in 2021. It wasn’t a specific, definitive strategy for guaranteed races. It didn’t include any updates or details on marathons or triathlons. But it was clear and honest and made me feel like we’re on the same page. Andrew Messick is the CEO of The IRONMAN Group – the Rock N Roll Marathon Series is part of the company. ‘RnR’ as it’s often called is a huge…

Unlocking the mystery behind skeletal aging — ScienceDaily

Researchers from the UCLA School of Dentistry have identified the role a critical enzyme plays in skeletal aging and bone loss, putting them one step closer to understanding the complex biological mechanisms that lead to osteoporosis, the bone disease that afflicts some 200 million people worldwide. The findings from their study in mice, published online in the journal Cell Stem Cell, could hold an important key to developing more effective treatments for osteoporosis and improving the lives of an aging population, they say. Cells in the bone marrow known as…