content is one of the main source for reducing the bounce rate. other give users a very easy navigation within your site. give links of the other related posts which attracts the users to click and visit the next page also images and videos are very much important to reduce the bounce rate. so post images and videos also link images to the other related pages.
Imagine a frog, its destination is the other side of the pond and to get there it needs to bounce off a lilly pad. Bounce rate is simply the percentage of hits it takes for the frog to reach its destination. In website SEO terms it means single-page visits before they exit. Google uses this data as a measurement of visit quality.