Women often laugh to help digestion and lose weight

　    The following reasons are summarized based on various studies, evidence and reports.

　　1. Promote blood circulation and increase metabolic capacity

　　An experiment conducted by the University of Maryland in the United States found that when watching a comedy film, 19 out of 20 people had an increase in arterial blood flow in their pulses, because laughter can strengthen the contraction of the heart. heart rate Accelerate and increase cardiac blood output, so when laughing, the muscles connecting the limbs also move together. During the process of external oxygen intake and internal blood flow acceleration, the whole body metabolism is promoted, thereby improving the body's disease resistance.； Because adequate blood circulation can accelerate the elimination of harmful toxins in the blood, sugar, fat and lactic acid in the human body can also be decomposed faster. ； At the same time, nutrients are transported to the periphery through smooth blood circulation. skin It discharges accumulated waste, improves skin quality, and has beauty effects.

　　2. Analgesic and antihypertensive effects

　　When we laugh, the brain’s nerve The cells will release a substance called B-endorphin, which is an analgesic without side effects. It is different from the medicinal morphine. It is a hormone in the brain that is responsible for transmitting pleasure and pain relief messages.； B-endorphin substances also relax some blood vessel walls such as cortical tissue in the body, repairing blood vessels and lowering blood pressure.

　　3. Promote lung function

　　Because when we laugh, our nose and mouth open, our lungs expand, our lung capacity increases, and we inhale a large amount of oxygen and take out carbon dioxide. Therefore, laughter can not only make the respiratory system smoother, but also improve lung function.

　　4. Promote digestion

　　Laughter is also an effective digestive aid. When you laugh happily, your shoulders will shrug, your chest will sway, and your diaphragm will vibrate, which massages the internal organs and creates a good mood.