A concise explanation and animation of the coronary events leading to a heart attack or stroke. [0:37]

Take a look at blood pressure in the human body.

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This site from MayoClinic.com discusses hypertension. Content explores what hypertension is, the signs and symptoms, causes and risk factors, screening and diagnosis, treatment, and more.

This tutorial presents information about cardiac rehabilitation. Rehabilitation is necessary to maintain heart health. The heart, angina, exercise, prevention, obesity and other risk factors are covered.

Psychology is designed to meet scope and sequence requirements for the single-semester introduction to psychology course. The book offers a comprehensive treatment of core concepts, grounded in both classic studies and current and emerging research. The text also includes coverage of the DSM-5 in examinations of psychological disorders. Psychology incorporates discussions that reflect the diversity within the discipline, as well as the diversity of cultures and communities across the globe.Senior Contributing AuthorsRose M. Spielman, Formerly of Quinnipiac UniversityContributing AuthorsKathryn Dumper, Bainbridge State CollegeWilliam Jenkins, Mercer UniversityArlene Lacombe, Saint Joseph's UniversityMarilyn Lovett, Livingstone CollegeMarion Perlmutter, University of Michigan

By the end of this section, you will be able to:

Explain the nature of psychophysiological disorders
Describe the immune system and how stress impacts its functioning
Describe how stress and emotional factors can lead to the development and exacerbation of cardiovascular disorders, asthma, and tension headaches