Sports and Fitness Blood Test

Feb 11, 2026

Man doing a kettlebell push-up in a gym

Sports and Fitness Blood Test

A sports and fitness blood test measures key markers affecting athletic performance—including testosterone, cortisol, iron, ferritin, inflammation markers, vitamin D, and thyroid function—helping athletes and fitness enthusiasts optimise training, recovery, and prevent overtraining syndrome.

At Blood Test London, sports testing costs from £295 with results in 2-3 days.

What We Test

Hormones

  • Testosterone (anabolic capacity)

  • Cortisol (stress/recovery balance)

  • Thyroid function (metabolism)

Energy & Oxygen

  • Iron and ferritin (oxygen transport)

  • Vitamin B12 and folate

  • Full blood count

Recovery & Inflammation

  • CRP (inflammation)

  • Creatine kinase (muscle damage)

Bone & Muscle

  • Vitamin D

  • Calcium, magnesium

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Who Should Test?

  • Endurance athletes

  • Strength and power athletes

  • Those experiencing unexplained performance decline

  • Athletes with persistent fatigue

  • Anyone starting serious training

Optimisation Insights

Marker

Optimal for Performance

Ferritin

50-150 μg/L

Vitamin D

75-150 nmol/L

Testosterone

Upper half of normal range

Cortisol

Normal morning peak

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Price: From £295 | Results: 2-3 days | Doctor review: A doctor always reviews every result

Blood Test London by The Wellness. Sports performance testing from £295.