Introduces the reader to the science of medical technology. Provided by publisher.

What is diagnosis -- How do machines save lives? -- Which machines are used for operations? -- How are robots used in surgery? -- Which machines are fixed to your body? -- What are prosthetics? -- What are vaccines? -- Which vaccines are common? -- Will we always need injections? -- Which gadgets can check my health? -- How do we cope with health images? -- How can I stay fit and healthy?.