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240,032 results
22.4K subscribers
Do weights make you slow? It's one of the most repeated myths in sports… and it's false. What slows you down isn't the ...
163 views
2 weeks ago
Behind every competitive exam, there's much more than scores, times, or training. There are injuries that force adaptation ...
147 views
1 month ago
--------- S4S Physical Preparation — Professional physical training. For candidates and athletes. In-person and online ...
422 views
2 months ago
152 views
Ankle injury: In this video, we explain how to recover from an ankle injury and return to training without relapse, whether ...
101 views
Physical preparation for exam candidates remotely: this is how we work at S4S. For over 13 years, we have been preparing ...
200 views
National Police Pull-Ups: How to Perform Them According to Official CNP Rules. In this video, we explain the National Police ...
267 views
Madrid Municipal Police Physical Tests: Everything You Need to Know for the Exam If you're preparing for the Madrid Municipal ...
480 views
3 months ago
Sabemos que la prueba de dominadas de policía nacional es conocida por la exigencia en la calidad de las dominadas y por el ...
5,639 views
1 year ago
Descubre cómo saltar más en el salto horizontal. ¿Tienes la elasticidad y fuerza necesarias para un salto potente? En este ...
5,920 views
Learn how to do a horizontal jump without countermovement. If you need help with your jump, we have: Training teams in ...
841 views
Si estás frustrado/a porque no consigues hacer que tus caderas jueguen a tu favor, te traemos una secuencia a prueba de fallos.
4,927 views
2 years ago
--------- Preparación de opositores en equipos reducidos y sesiones privadas: 📍Calle de Rivas 35, 28052 Madrid (Vicálvaro ...
483 views
4 months ago
Síguenos por aquí NUEVO CANAL DE NINJA: https://www.youtube.com/@formacionninja * ¡Ninja y S4S se unen para ...
1,745 views
En este vídeo analizamos uno de los gestos más importantes en la salida de velocidad: la tibia paralela al muslo (TPM). Un ...
916 views
9 months ago
En este vídeo te mostramos uno de los tips que enseñamos en todas nuestras sesiones de lanzamiento de balón medicinal. Una ...
1,918 views
10 months ago
Learn how to warm up. The how and the why. We hope to be of help! Link to a sample warm-up: https://s4straining.com ...
43,274 views
5 years ago
In many rope climbing tests for firefighter entrance exams, the main problem isn't strength… but rather the lack of effective ...
526 views
602 views
There are different approaches with different objectives. At S4S, we use them all, and in this video, we'll show you why you ...
356 views
5 months ago
263 views
1.12K subscribers