The choice between cardio and HIIT depends on individual fitness goals and preferences. Cardio is great for building endurance and improving cardiovascular health, while HIIT is effective for burning calories and improving overall fitness in a shorter amount of time. If someone enjoys longer, steady-state workouts, they may prefer traditional cardio. On the other hand, if they are looking for a more intense, time-efficient workout, they may opt for HIIT. It's important to consider personal fitness goals and preferences when choosing between the two. **

It is generally recommended to do HIIT workout cardio for about 20-30 minutes per day, 3-5 times a week. HIIT is a high-intensity form of exercise, so it is important to give your body time to recover between sessions. Overdoing it can lead to burnout, injury, or decreased performance. Listen to your body and adjust the duration and frequency of your HIIT workouts based on your fitness level and goals. **

It ultimately depends on your fitness goals and what your body needs. HIIT cardio is great for burning a lot of calories in a short amount of time and can help improve cardiovascular fitness. However, it can be intense and may not be suitable for everyone, especially on rest days. On the other hand, jogging at a moderate pace can be a good way to get some low-impact exercise and promote recovery on rest days. It's important to listen to your body and choose the option that feels best for you on rest days. **

Yes, you can do Cardio-HIIT during a calorie deficit and muscle building. HIIT (High-Intensity Interval Training) can be a great addition to a workout routine during a calorie deficit as it helps to burn a significant amount of calories in a short amount of time. Additionally, incorporating HIIT can help to preserve muscle mass during a calorie deficit, which is important for muscle building. However, it's important to ensure that you are still consuming enough protein and nutrients to support muscle growth and recovery while in a calorie deficit. **

There are several cardio machines that you can use at home, depending on your preferences and space available. Some popular options include treadmills, stationary bikes, elliptical trainers, and rowing machines. Consider your fitness goals, available space, and budget when choosing a cardio machine for home use. Additionally, you can also consider using bodyweight exercises, such as jumping jacks, high knees, or burpees, for a cardio workout without any equipment. **

HIIT training can be beneficial for growth, as it can help increase muscle mass and improve overall strength. However, it's important to balance HIIT with adequate rest and recovery to allow for muscle growth. Overtraining with HIIT can potentially hinder growth, so it's important to listen to your body and give it the rest it needs to recover and grow. Additionally, proper nutrition and sufficient protein intake are also important factors in supporting muscle growth while doing HIIT training. **

No, running does not kill cardio training. In fact, running is a form of cardio training and can be an effective way to improve cardiovascular fitness. Running can help increase endurance, improve heart health, and burn calories. It is a popular and accessible form of exercise that can be incorporated into a well-rounded cardio training routine. **

HIIT training typically lasts between 10 to 30 minutes, including warm-up and cool-down periods. The high-intensity intervals are usually short, ranging from 20 seconds to 1 minute, followed by a recovery period of equal or longer duration. The total duration of the workout can vary depending on the specific routine and fitness level of the individual. **