Does anyone know of any good gyms and their locations in tenerife?

Sorry, most gyms I know are all attached to the hotels.
Most of the big 4 & 5 star hotels have them. I can’t help you with privately owned ones, I’m sorry.

Have a look at this though.. it might help you..

http://www.sun4free.com/health_and_beauty_in_tenerife.php

All the best

Tenerife, Canary Islands, Spain: Location of Interschool Spain

[affmage source="amazon" results="1"]tenerife location[/affmage]