Chrome //
Extensions 
Chrome
Web store
select chrome_id_no,plugin_tag_line,plugin_name,plugin_icon,sitemap_url,oldvsnew_comment from final_chrome_totaldata_sept2022 where MATCH(plugin_name) AGAINST('+break +time' IN Boolean MODE) order by users desc
Break Time
Reminds to stand up and move around once in a while (which is good for health), with suggestions on activities during the breaks.
Duo Break Time
Use lingots to award progress in Duolingo with temporary access to otherwise blocked sites.
Time for a Break!
An extension to remind you to give a break to your eyes every 5 minutes for 20 seconds.