About the Author
ISSA-certified trainer Joshua Kozak is a seasoned leader and motivator in the fitness industry with over 15 years of experience. Through his HASfit brand, he’s helped individuals across the globe get stronger and healthier with his highly effective yet simple workouts. Kozak’s positive motivational style has earned him numerous accolades, including being named one of the “Top 10 Trainers on YouTube” by Google in 2014, 2015, and 2016. Joshua’s HASfit YouTube channel has more than 1.16 million subscribers, and in 2019 CNET named his channel one of the best on YouTube for getting in shape for free.