Sprint interval training (SIT) can improve cardiovascular fitness, VO₂ max, sprint performance, insulin sensitivity, and metabolic health.

Aim for 2 to 3 sessions per week with at least 48 hours of rest in between to allow muscle and nervous system recovery.

Yes. Intense muscle contractions release proteins called myokines into the bloodstream. These signals cross into the brain to boost Brain-Derived Neurotrophic Factor (BDNF), supporting memory, focus, and mood.

All-out exertion triggers a sharp release of adrenaline and noradrenaline, which directly activate fat breakdown in deep abdominal tissue. The post-workout “afterburn effect” (EPOC) keeps calorie burn elevated long after the workout ends.