Learn how important digestion is and how it affects your day and energy through a visual experiment.

There are many diseases, both historical and still widespread today, that are related to the health of our bones. This video discusses rickets, spina bifida, scoliosis, osteoporosis and arthritis, explaining their causes and methods of treatment or prevention. Detailed animated graphics paired with clear definitions and examples makes this essential viewing for secondary students studying the human body.

Giants are not just the stuff of myth and legend; they are real people, and their condition is caused by a medical disorder that can now be treated. John Paul Ofwono of Uganda is currently the tallest man in the world. Though that makes him a celebrity in his country, he urgently needs treatment for acromegaly, the condition that now threatens his life. Acromegaly is caused by a disorder of the pituitary gland that causes it to produce excessive amounts...

Will replacing a body part be as easy as replacing a light bulb some day? In Body Building, a part of the PBS Scientific American Frontiers series, host Alan Alda journeys behind the scenes with MIT's Robert Langer for a remarkable window into the current scientific advances in repair and replacement of damaged human body parts. The program follows scientists and researchers as they experiment with the growth of liver, heart, and eye tissue and reveal...

Exploring how humans find balance. From looking at the fluids in the inner ear, to using vision to keep balance, and how ballerinas use spotting to stay balanced when they spin.

Approximately 12,000 babies are born annually in the United States with a hearing impairment. With impressive advancements in technology, cochlear implants are giving these children the ability to hear. A cochlear implant is a small, complex electronic device that can provide the sense of hearing to patients who are profoundly deaf or are severely hard of hearing. The cochlear implant helps patients hear by using electrodes that stimulate the remaining...

Drawing on research into social politics among chimpanzees, the cognitive development of children, and the ancient tools that have been found littered across the Rift Valley, in this program Dr. Alice Roberts explores how Homo sapiens developed such large brains - and asks why we are the only species of our kind left on the planet today. She also discusses how caring for large-brained offspring has shaped civilization, and the evolutionary adaptation...

Blood is a vitally important part of the body. It provides the oxygen our organs need to survive, carries platelets that clot when we cut ourselves, and prevents us from getting infections. But it is also immensely complex. In this episode, we meet researchers investigating the effects of COVID-19 on platelets' ability to clot and discuss the impact of Long COVID.And while we use animal blood in products such as blood pudding or as a protein source...

In this program, Dr. Alice Roberts charts the advance from Australopithecus to Homo erectus and beyond to demonstrate what the modern skeleton reveals about human evolution. Examining the traits of chimps and an intriguing Sahelanthropus hominid fossil, she also discusses the role of bipedalism in the emergence of Homo sapiens. Along the way, viewers learn what running shoes to wear, the purpose of armpit hair, and whether back pain is an inevitable...

An introduction to human biology-the subject of that most fascinating human study, ourselves. The program shows a wide range of human activities, and how the body enables us to live in diverse climates and perform diverse activities. Extraordinary close-up filming over the body's exterior and in its interior causes surface differences to fade away and enables viewers to see the immensely complex and interactive systems that constitute the living body....