Strength as a central pillar
Summary: After 50, strength is the main safeguard against performance loss and injury.

Playbook
- Objective: Preserve muscle mass and functional power.
- What to do: Include structured strength training.
- How to do it: Two weekly sessions focused on basic movements and stability.
- Frequency: Year‑round.
- Progress indicator: Improved movement economy and body control.
- Common mistake: Dropping strength work during high aerobic load phases.
Generic mini case: A master runner maintains speed by keeping strength training year‑round.