1.   One group was exposed to small magnets, the other to sham magnets.

2.   To pick up nuts, bolts or screws, tape a small magnet to the end of the stick.

3.   What Halpern does is drill into the bone and insert small biodegradable magnets made of the same material as soluble sutures.

4.   As he changed in the clubhouse and on the field, dozens of tiny bandages were visible, securing small magnets over pressure points on his body.

5.   The guidewire positioning system pushes the small magnet through the brain, with the fields from the superconducting magnets controlling its direction.