How Long Does Caffeine Take to Work? Understanding Its Quick Impact on the Body

Discover how long caffeine takes to work and understand its immediate effects on the body. Learn how genetic insights from CircleDNA can help you manage your caffeine intake effectively.

What is Caffeine Sensitivity? Understanding Your Body’s Reaction to Caffeine

Explore the science behind caffeine sensitivity, understand how your body reacts to caffeine, and learn how genetic insights from CircleDNA’s Premium DNA Test can help you manage your caffeine intake effectively.