The Health Psychology Center is a great resource for understanding different topics addressed in Health Psychology. When you visit http://healthpscyhology.org you will be directed to the home screen. From there you can watch the featured videos on the home screen or you can navigate through the different tabs.
When you click on a tab, all of the featured posts of that topic will be shown. Scroll down to view all of the posts and click on one of your liking. An example of a tab is given below. These are posts under the "psych" tab.
While you are scrolling through the different posts under a tab, you can click on a post to read the full article. This is an article under the "psych" tab called "Depression and the Bio-Psycho-Social Approach".
Another useful tool the Health Psychology Center provides is the "products" tab. Listed below the tab are hyperlinks to products that are used to promote healthy behaviors. See for yourself all of what is offered.