From Stress to Control: How Breathwork Modulates the Autonomic Nervous System

In endurance training it is common to focus on metrics such as power, pace or heart rate. However, there is another system that plays a decisive role in how an athlete responds to training and recovers between sessions: the autonomic nervous system or ANS. This system regulates automatic functions such as breathing, heart rate and …

1000-Meter Track Assessments in Older Adults

Experience and key insights from a Senior Program At CHASKi, we believe that measuring is not just about collecting numbers, but about creating experiences that help people and professional teams make better decisions. With that mindset, we recently took part in a series of 1000-meter track assessments conducted as part of a leading Senior Sports …

Why VO₂max Is the Health Metric Everyone Should Track—Not Just Athletes

In the world of endurance sports, VO₂max—the maximal rate of oxygen consumption during intense exercise—has long been used to gauge aerobic performance. But what if we told you this number isn’t just about who wins the race? It’s also one of the strongest predictors of how long and how well you’ll live. For coaches, athletes and anyone …