Depends what type of exercise you are doing. You could be working out your Biceps, Triceps, Abdominals etc.
motionless exercise is working one muscle against another.
Exercise and working out
the role of the heart is to supply the working muscle with oxygen and energy
Muscle soreness is normally experienced around 24-48 hours of working out. In general though, exercise is excellent for maintenance of long-term health and strength.
Your muscles are growing to make you strong and you've been working them hard
To lose fat and not muscle, you need a way to maintain that muscle. Even if you can't exercise on a regular basis, you might be able to flex your muscles frequently to keep it working while at your desk or watching TV.
After working out, your muscles may feel smaller due to a temporary decrease in muscle size caused by the breakdown of muscle fibers during exercise. This is a normal part of the muscle recovery process and does not necessarily mean that your muscles are actually shrinking.
Yes, the upright row is considered a compound exercise because it involves multiple joints and muscle groups working together to perform the movement.
Taking BCAA supplements may not be as beneficial if you are not working out regularly. BCAAs are often used to support muscle recovery and growth after exercise. Without exercise, the benefits of BCAAs may be limited.
During exercise muscle cells use oxygen.
Vasodilation during exercise increases blood flow to the working muscles, delivering more oxygen and nutrients for energy production and waste removal. This process helps to improve exercise performance and endurance by enhancing muscle function and reducing the risk of muscle fatigue.
Any type of exercise could reduce fat. Just 20 minutes of working out can add muscle to you body and reduce fat. High-duration/Low-intensity