Road Biking: Cycling Gear, Sizing, and Health Impacts

Choosing between a Trek and a Specialized road bike depends on your riding style and fit requirements. Learn how to adjust your seat for maximum comfort, troubleshoot a clicking chain, and understand the impact of long-distance cycling on male fertility and joint health.

Isolated blackboard with periodic table, Oxygen

Is the Krebs Cycle Aerobic or Anaerobic?

The major difference between anaerobic and aerobic conditions is the requirement of oxygen. Anaerobic processes do not require oxygen while aerobic processes do require oxygen. The Krebs cycle, however, is not that simple. It is a part of a complex multi-step process called cellular respiration.

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