Anatomy and Physiology

Why Is Semen Warm? The Biology of Body Temperature

What Are Olfactory Cilia and How Do They Function?

Aromatherapy for Sleep: How It Works & What to Use

The Health Benefits of Vitamin D From the Sun

What Do Leydig Cells Do? Their Role in Testosterone Production

What Does It Mean to Be Carboxylated?

Is IP3 a Second Messenger & What Is Its Role in Cells?

What is Collagen I and What Does It Do?

Apgar Score Components: The 5 Factors Explained

Nutrient Efficiency: What It Is and How to Improve It

Bone Stem Cells: Functions, Location, and Medical Uses

Human Relationships: The Science of Why We Connect

What Is the Cell Cortex? Its Function and Structure

What Is the Deep Tendon Reflexes Scale?

What Is MVO2? Your Heart’s Oxygen Demand Explained

Calcium Carbonate vs. Calcium Phosphate: Which Is Better?

What Is a Lytic Vacuole and What Does It Do?

What Is Propionate in Food and Is It Safe?

What Is NAD+ Used For? Its Roles in Cellular Function

Place Cells and Grid Cells: The Brain’s Navigation System