A pull-up is an upper-body strength exercise. The pullup is one of the most powerful exercises for increasing the back muscles.
Anyone can improve their fitness level no matter what their physical condition may be. I want to help my clients achieve whatever that goal is. By pushing yourself, discipline, not giving up together we can make your goals happen.
High knees is the exercise which is done as a fasted cardio. It is done as intensive cardio like
HIIT method. It is so intensive that you bring your heart rate up, which makes you more fatigue in fraction of time.