The human body is an intricate art with a plethora of things we absolutely have no idea about. Be it your newfound height in the morning or how many times your heart beats per day, here are 50 fun facts about human body that you probably didn't know about.
- Men have about 50% more muscle mass than women.
- Our body neurons communicate by sending electrical signals.
- The human brain alone controls thought, memory, emotion, touch, motor skills, vision, breathing, temperature, hunger and every process that regulates our body.
- The heart is a muscle that beats around 100,000 times per day.
- Enzymes are actually proteins that are responsible for speeding up chemical reactions in the body.
- Blood carries oxygen and nutrients around the body.
- Red blood cells are responsible for carrying oxygen.
- White blood cells fight infection and disease.
- Platelets are fragments of cells that help to clot blood.
- Bone marrow produces red and white blood cells and platelets.
- Hemoglobin is the protein in red blood cells that carries oxygen.
- Muscles produce heat as they work, which helps to regulate the body's temperature.
- The brain uses around 20% of the body's energy.
- The brain has about 100 billion neurons.
- Each neuron can connect with up to 10,000 other neurons.
- The retina is the layer at the back of the eye that detects light.
- The lens of the eye focuses light onto the retina.
- Images are sent from the retina to the brain by way of the optic nerve.
- The smell is detected when molecules bind to receptors in the nose.
- Taste is detected when molecules bind to receptors on the tongue.
- There are around 10,000 taste buds on the tongue.
- The skin is the largest organ in the body.
- The skin protects the body from infection and injury.
- The skin also helps to regulate the body's temperature.
- Sweat is produced by glands in the skin.
- The lungs are organs that allow us to breathe.
- The lungs are made up of tiny air sacs called alveoli.
- The human body is made up of billions of cells.
- Cells are the smallest unit of life.
- Oxygen enters the body through the nose or mouth and is taken into the lungs.
- Carbon dioxide is a waste product that is exhaled from the lungs.
- The kidney is an organ that filters waste from the blood.
- Urine is produced by the kidney and passed out of the body through the bladder.
- The liver is an organ that detoxifies the blood.
- The stomach is an organ that digests food.
- Digestive juices in the stomach break down food into smaller molecules.
- The small intestine absorbs nutrients from food into the bloodstream.
- The large intestine absorbs water from food and eliminates solid waste from the body.
- The pancreas produces enzymes that help to digest food.
- Insulin helps to regulate blood sugar levels.
- The skeleton is the framework of bones that supports the body.
- There are 206 bones in the adult human skeleton.
- The tough outer layer of bone is called compact bone.
- The inner layer of bone is called cancellous bone or spongy bone.
- Bone marrow is found in the cavities of cancellous bone