/tags/lsd LSD en-US Copyright Mon, 19 May 2014 11:03:00 GMT /health-science-tech/2014-05-19/vital-signs-synthetic-drugs-even-a-little-can-do-a-lot-of-harm They’ve been linked to the death of a teenager in Frisco last year, and to dozens of recent overdoses in the Dallas area. In this edition of Vital Signs,… Mon, 19 May 2014 11:03:00 GMT /health-science-tech/2014-05-19/vital-signs-synthetic-drugs-even-a-little-can-do-a-lot-of-harm Sam Baker