Explore • Learn • Stay Healthy
Discover the Amazing Human Body
Learn about each organ, how it works, and how they all work together to keep you alive and healthy.
Detailed
Organ Guides
Organ Guides
Easy to
Understand
Understand
Trusted
Medical Information
Medical Information
Explore Organs
Learn About Each Organ
Click on any organ below to learn more about its functions, structure, and how it keeps you healthy.
Brain
Controls your thoughts, memory and body functions.
Heart
Pumps blood throughout your body.
Lungs
Help you breathe and supply oxygen.
Liver
Detoxifies your blood and helps in digestion.
Stomach
Breaks down food with strong digestive juices.
Pancreas
Produces insulin and digestive enzymes.
Small Intestine
Absorbs nutrients from food.
Large Intestine
Absorbs water and forms solid waste.
Kidneys
Filter waste from blood and make urine.
Bladder
Stores urine until it leaves the body.
Thyroid
Produces hormones that regulate metabolism.
Spleen
Helps fight infection and filters blood.
Gallbladder
Stores bile to help digest fats.
Skin
Protects your body from harmful substances.
Eyes
Help you see the world around you.
Bones
Provide structure, support and protect organs.
Explore by Body System
Understand How Organs Work Together
Explore the major body systems and learn how they function as a team.
Nervous
System
Controls your body and processes information.
Circulatory
System
Pumps blood and delivers oxygen and nutrients.
Respiratory
System
Helps you breathe and exchange gases.
Digestive
System
Breaks down food and absorbs nutrients.
Endocrine
System
Produces hormones to regulate body functions.
Urinary
System
Filters waste and maintains fluid balance.
Reproductive
System
Produces sperm or eggs and reproductive hormones.
Skeletal
System
Provides structure, protection and support.
Muscular
System
Helps you move, maintain posture and generate heat.
Shop Health Essentials
Products That Support Every System
Browse wellness products organized by the organs and body systems they support.
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Magnesium L-Threonate, Magtein, Clinically Studied, 2000mg, 120 Capsules
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