Bates experienced migraines as a child. She made this painting to depict how they felt to her. Courtesy of Emily Bates hide caption

itoggle caption Courtesy of Emily Bates

Having a special someone won't fend off depression if that person doesn't have your back. iStockphoto.com hide caption

itoggle caption iStockphoto.com

The Plan B One-Step morning-after pill will now be available to women as young as 15 without a prescription. AP hide caption

itoggle caption AP

Parents can minimize the negative impact of their arguments on their children using a few simple techniques to calm down. iStockphoto.com hide caption

itoggle caption iStockphoto.com

A miniature ninja throwing star or a surgical device? The microgripper, shown here coming out of a catheter tube, is activated by body heat. The sharp appendages fold up when the device warms up. Evin Gultepe, Gracias Lab, Johns Hopkins University. hide caption

itoggle caption Evin Gultepe, Gracias Lab, Johns Hopkins University.

SWAT team members stand guard on the campus of Massachusetts General Hospital following the explosions at the finish line of the Boston Marathon. Michael Dwyer/AP hide caption

itoggle caption Michael Dwyer/AP

Layton, Utah police department employees Holly Plotnick and Shanae Perez pack discarded medications from a collection bin in the lobby in January 2010. Mike Stark/AP hide caption

itoggle caption Mike Stark/AP