Here is what else they learned: 1  For adults over age 65 years, vaccine effectiveness was close to ZERO. 2  There was âunexpectedly low vaccine effectiveness for the influenza A strain among older children compared to other age groups,â especially for those who had gotten previous annual flu shots.
Raves typically involve one or more DJs playing electronic dance music such as techno, trance, breakbeat, jungle, and ambient. Usually starting after dusk and lasting through 'til dawn, drug use at raves often runs rampant; particularly the use of Ecstasy and LSD.
DJs at rave events play electronic dance music on vinyl, CDs and digital audio from a wide range of genres, including acid house, drum and bass, UK garage, and free tekno. Occasionally live performers playing synthesizer or other electronic instruments will play electronic music.