"We humans like to think of ourselves as highly evolved creatures. But if we are supposedly evolution's greatest creation, why do we have such bad knees? Why do we catch head colds so often--two hundred times more often than a dog? How come our wrists have so many useless bones? Why is the vast majority of our genetic code pointless? And are we really supposed to swallow and breathe through the same narrow tube? Surely there's been some kind of mistake....

Describes the functions of the human brain and central nervous system, identifies the different parts of the brain, and describes its importance in controlling the body.

We don't often think about it, but we'd be a pile of skin and other organs without our bones. This helpful guide to the human skeleton presents readers with a key body system. They will be acquainted with groups of bones such as the spine and skull and learn what they need to do to keep their bones healthy. Carefully chosen photographs and illustrations support the accessible text, which is a valuable introduction to several key biology concepts.

Explains how the muscles in the human body work, including skeletal muscle, tendons, and smooth muscles, and offers information on exercise, injuries, and maintaining healthy muscles.

"We assume we know our bodies intimately, but for many of us they remain uncharted territory. How many of us understand the way seizures affect the brain, how the heart is connected to wellbeing, or the why the foot carries the key to our humanity? In Adventures in Human Being, award-winning author Gavin Francis leads readers on a journey into the hidden pathways of the human body, offering a guide to its inner workings and a celebration of its marvels....

"Respiratory System guides readers through the fascinating inner workings of the human body. The human body contains several complex systems that work closely together to support life and allow the body to function properly. Respiratory System explores the characteristics and interactions of this system, its makeup, and its importance"--

Presents an introduction to the human heart, discussing its structure, function, and importance, and offering information on maintaining heart health.

"Circulatory System guides readers through the fascinating inner workings of the human body. The human body contains several complex systems that work closely together to support life and allow the body to function properly. Circulatory System explores the characteristics and interactions of this system, its makeup, and its importance"--

Presents an introduction to the lungs and the respiratory system, offering information on lung structure, function, and maintaining lung health.

Raina wakes up one night with a terrible upset stomach. Her mom has one, too, so it's probably just a bug. Raina eventually returns to school, where she's dealing with the usual highs and lows: friends, not-friends, and classmates who think the school year is just one long gross-out session. It soon becomes clear that Raina's tummy trouble isn't going away... and it coincides with her worries about food, school, and changing friendships. What's going...