High-intensity interval training, also known as HIIT, is a type of workout where the exercises are quick, intense bursts of exertion that are followed by short recovery periods.
What are the two things every girl (and probably every human being alive) hates? Spiders and sweat. Sorry, not sorry – spiders are gross. And as for sweat, nothing player-hates harder on your high-roller status than walking into class with your hair plastered to your forehead.