Write quality and attractive posts so all members who enters your site should stick in your site. interlink in posts to other pages of your site. optimize your website speed.

To reduce bounce rate you should Improve Website Speed
Website Speed is an Important factor that is highly contributing to website bounce rate is website speed. If your website takes more than 5 sec to load,then be sure you will loose your potential customer as they will quit without seeing your website. Website speed is a critical factor and you should made all possible measures that to make it faster.

Bounce rate can be decreased by making your web page or landing page attractive, lowering your website loading time, adding popups on the landing page.

Try put cool video on page. I can decrease from 70 to 30, and increase time on page from 0.35 to 1.5

1. Set Realistic Expectations
2. Attract the Right Visitors
3. Enhance Usability
4. Speed Up Page Load Time
5. Provide Quality Content

5 Simple Ways to Reduce Bounce Rate on Your Website

1) Focus on Attracting the Right Audience

2) Reconsider Your Site Navigation

3) Show Targeted Content to First Time Visitors

4) Use Content Recommendations to Increase Engagement

5) Be Mobile-Friendly

Bounce rate can be decreased by making your web page or landing page attractive, lowering your website loading time, adding popups on the landing page. By adding quality and good content and by promoting it on related niche.

Bounce rate is the percentage of single page visits or (web sessions)
It is the number of visits in which a person leaves your website from the landing page without browsing any further.

Stop targeting keywords/marketing channels which are sending low-value traffic
Create landing pages which satisfy visitor's query.