It depends on how advanced and fit you are.
The recommended amount of exercise for individuals following the ISO exercise guidelines is at least 150 minutes of moderate-intensity aerobic activity per week, along with muscle-strengthening activities on two or more days per week.
The International Organization for Standardization (ISO) recommends adults to engage in at least 150 minutes of moderate-intensity exercise per week, or 75 minutes of vigorous-intensity exercise per week, to maintain good health.
Around 30-90 minutes of moderate intensity cardiovascular exercise a day, 5 or more days of the week, is recommended by the American Heart Association for weight loss.
Moderate as an adjective means average in quality, intensity, amount, or degree. As the opposite of this definition of moderate would be extreme, moderate and extreme are antonyms.
The recommended amount of physical activity for adults is at least 150 minutes of moderate-intensity or 75 minutes of vigorous-intensity exercise per week, which averages to about 30 minutes a day on most days. Therefore, the closest answer would be B. One hour, as it's beneficial to aim for additional activity beyond the minimum recommendation for health and fitness.
the amount of energy exercited during an activty or exercise
In general I believe that is 30min. However, that can vary based on age, sex, BMI (body mass index) and the amount of calories that is ingested on an average day. But 30 min a day is recommended for everyone.
Adults should aim for at least 150 minutes of moderate-intensity aerobic exercise or 75 minutes of vigorous-intensity exercise per week, along with muscle-strengthening activities on 2 or more days a week. It's also important to incorporate stretching exercises to improve flexibility. The specific amount of exercise needed can vary depending on individual health goals and needs.
Moderate means average in amount, intensity, quality, or degree. Difficulty means a thing that is hard to accomplish, deal with, or understand. Moderate difficulty would mean somewhat, but not too hard.
1 hour
The recommended amount of time to spend on an ISO exercise for optimal results is typically around 30-60 seconds per set.
Eat a balanced diet, get a moderate amount of sunshine on your skin and exercise regularly.