In terms of physical fitness, what is advisable for successful cavern diving?

Maintaining good cardiovascular health is essential for successful cavern diving due to several key factors. Cavern diving can be physically demanding, often requiring divers to navigate through tight spaces, manage currents, and perform actions requiring both strength and endurance. Good cardiovascular fitness enhances a diver's stamina and ability to efficiently use oxygen under physical exertion, which is particularly important in an environment where air supply is limited.

In addition, effective cardiovascular health supports the body’s ability to recover from exertion, aids in stress management, and improves overall performance underwater. It ensures that divers can maintain calm and efficient movements, reducing the risk of panic or exhausting themselves while navigating challenging cavern environments.

While upper body strength, swimming skills, and breath-holding techniques are beneficial to diving, they do not encompass the comprehensive physical preparedness required for the challenges posed by cavern diving. Cardiovascular conditioning is foundational, as it supports all other physical attributes necessary for a safe and enjoyable diving experience.