How your hormones affect your running
Oestrogen, progesterone, and cortisol all directly influence your running performance, recovery time, and injury risk.
4 min read · Runya coaching team
Your hormones change more than your mood — they change how your body responds to training.
Oestrogen supports muscle repair, improves bone density, and helps with joint lubrication. When it's high (follicular phase), you recover faster, feel stronger, and tolerate more intensity. When it drops (luteal phase or perimenopause), the opposite is true.
Progesterone raises your core body temperature and increases perceived effort. That feeling that running is harder this week even though nothing changed? That's often progesterone doing its job.
Cortisol is your stress hormone. High training load + high life stress = elevated cortisol = slower recovery and higher injury risk. Rest is not laziness — it's cortisol management.
What this means for you:
- Luteal phase runs will feel harder. They are harder. Reduce intensity without guilt.
- Your best performances often happen in the follicular phase. Use that window.
- Perimenopause brings unpredictability. A strong week followed by a hard week is not regression — it's hormonal flux.
- Post-menopause, hormonal fluctuation stabilises. Many women find training becomes more consistent.
Training with your hormones — not against them — is the single biggest performance advantage most women don't know they have.