Lung Function Breathing Exerciser

Features: ✅ A simple exercise can keep your lungs healthy! ✅  Good breathing exercises help keep the lungs healthy. This is what the breathing exerciser provides. Regular breathing exercises not only strengthen the respiratory system but also prevent lung diseases. ✅ Helps you breathe correctly. Train you to take deep breaths to help you open and clear your airways. In turn, this helps prevent upper respiratory tract diseases such as mucus accumulation, asthma, pneumonia, etc. ✅ Keep your lungs and body healthy. The more breathing exercises performed properly, the more efficiently the lungs deliver oxygen to the entire body. This can help you better resist aging and disease. ✅ Easy to use. Your goal is to take a deep breath and float the colored balls in each column. Each ball represents the air you inhale: yellow means you inhale 600 ml/ml, green means 900 ml/ml, white means 1200 ml/ml, plus 2700 ml. You can measure and record the maximum inhalation effort. ✅ It also helps fight stres