FitnessFlu is a great responsive health WordPress theme that Zebra Themes is giving away for free.     Key Facts : Responsive mobile ready . Multi language support. Intuitive and easy to use options page. Customizable blog layout. Beautiful Featured Image Slider included. Tested with latest WordPress versions. 9 custom widgets included. Highly SEO Optimized theme structure Banners ready. Easily editable from admin panel. Social Media and Adsense included. WordPress Custom Menu Support included Tested in all major browsers. DEMO | DOWNLOAD...

TechWorld Theme - SMThemes TechWorld is available for free. Use it for high-tech websites in WordPress.   Key facts: Dynamic Content Loader loads new post without new page loading social share bar inside high editable 5 unique colors translatable slider support shortcode for Google Maps nice contact page sidebars customizable Demo Link | Download Link...

Lucid WordPress Theme - Elegant Themes  Key facts: very slick responsive tons of shortcodes 5 unique colors W3C valid code update support easy to translate Demo Link | Download Link...