夏日出汗有讲究：汗为心之液，慎防过度耗伤

夏日炎炎，烈日当空，汗水如细雨般洒落，这是身体对炎热的自然反应，也是排毒、调节体温的重要方式。然而，中医却有一句老话：“汗为心之液”，这简短五个字，却蕴含着深邃的养生智慧。它告诉我们，汗水虽小，却与我们的心脏息息相关，出汗有度，方能养生，过度则伤身。

在中医的理论体系中，心为君主之官，主宰着人体的血脉运行和精神活动。而汗，作为体液的一部分，其生成与排泄，均受心的调控。汗液如同心血的延伸，是心脏功能的外在表现。因此，当汗液异常增多，尤其是长期多汗且汗量较大时，便不再是简单的生理现象，而是身体在向我们发出警告。

想象一下，一位朋友，夏日里总是大汗淋漓，衣服湿透，看似是身体健壮，实则暗藏危机。中医会说，这汗，可不是白流的。汗为心之液，过度出汗，就如同心河之水被无度汲取，心阴逐渐损耗，心阳无所依附，久而久之，心脏便如同失去了滋润的树木，逐渐枯萎。

耗气伤津，是过度出汗带来的直接后果。气，是生命的动力，津，是身体的润泽。当汗液如瀑布般倾泻，气随汗脱，津随汗泄，人便会感到心慌心悸，仿佛心脏在胸腔里狂跳，试图挣脱束缚；身体乏力，如同被抽干了力量的木偶，连抬手的力气都没有；气短，每一次呼吸都像是在竭力吸取最后一丝氧气。

更糟糕的是，过度出汗还会造成营卫不固。营，是体内的营养液，卫，是体表的护卫军。营卫和谐，身体才能安康。而过度出汗，如同营卫之间的防线被冲垮，外邪便有机可乘，进一步加重多汗症状，形成恶性循环。

这可不是我凭空捏造，中医古籍中早有记载。《黄帝内经》云：“汗者，精气也。”精气，乃人体之宝贵，不可轻易耗散。又云：“心者，生之本，神之变也；其华在面，其充在血脉。”心之华彩，显于面，心之充盈，行于血脉。过度出汗，伤及心阴，心之华彩渐暗，血脉之行亦滞。

再举个例子，就像是一盏油灯，灯油是灯的光源之基，灯芯则是引导灯油燃烧的关键。心阴就如同那灯油，汗液就如同灯油燃烧时产生的烟雾。当灯油（心阴）充足时，灯（心脏）燃烧得明亮而稳定；但当灯油过度消耗，灯芯（心脏功能）便会因缺乏滋润而摇曳不定，灯光（生命活力）也会变得昏暗。

那么，夏日里我们该如何出汗才健康呢？中医讲究适度原则，出汗亦如此。运动时，以微微出汗为宜，既可达到锻炼身体的目的，又不会过度耗伤心阴。日常生活中，避免长时间处于高温环境中，及时补充水分，保持身体的水液平衡。

此外，中医还有一些小妙招来帮助我们调节汗液。比如，可以适量饮用一些具有养阴生津功效的茶饮，如菊花茶、枸杞茶等；多吃一些富含水分和电解质的食物，如西瓜、黄瓜等；还可以通过按摩一些具有止汗作用的穴位，如合谷穴、复溜穴等，来辅助调节汗液分泌。

总之，夏日出汗虽自然，但切记不可过度。汗为心之液，珍贵如金，需慎加呵护。让我们在享受夏日清凉的同时，也学会倾听身体的声音，适度出汗，保持身心的和谐与健康。如此，方能在这炎炎夏日里，悠然自得，乐享生活。

作者简介：梁世杰 中医高年资主治医师，本科学历，从事中医临床工作24年，积累了较丰富的临床经验。师从首都医科大学附属北京中医院肝病科主任医师、著名老中医陈勇，侍诊多载，深得器重，尽得真传！擅用“商汤经方分类疗法”、专病专方结合“焦树德学术思想”“关幼波十纲辨证”学术思想治疗疑难杂症为特色。现任北京树德堂中医研究院研究员，北京中医药薪火传承新3+3工程—焦树德门人（陈勇）传承工作站研究员，国际易联易学与养生专委会常务理事，中国中医药研究促进会焦树德学术传承专业委员会委员，中国药文化研究会中医药慢病防治分会首批癌症领域入库专家。荣获2020年中国中医药研究促进会仲景医学分会举办的第八届医圣仲景南阳论坛“经方名医”荣誉称号。2023年首届京津冀“扁鹊杯”燕赵医学研究主题征文优秀奖获得者。事迹入选《当代科学家》杂志、《中华英才》杂志。

There are rules about sweating on summer days: sweat is the fluid of the heart, and beware of excessive depletion.

Summer is hot, the sun is hot, and sweat falls like a thin rain. This is the body's natural response to heat, and it is also an important way to detoxify and regulate body temperature. However, there is an old saying in Chinese medicine: "Sweat is the fluid of the heart," which is five short words, but contains deep health wisdom. It tells us that although sweat is small, it is closely related to our heart, and sweating adequately is necessary for health, and excessive sweating is harmful.

In the theoretical system of Chinese medicine, the heart is the king's organ, which dominates the blood flow and spiritual activities of the human body. And sweat, as a part of body fluids, its production and excretion are both regulated by the mind. Sweat, like the extension of blood from the heart, is an external manifestation of heart function. Therefore, when sweat increases abnormally, especially when sweating more and more over a long period of time, it is no longer a simple physiological phenomenon, but the body is warning us.

Imagine a friend who sweats and dresses so much in the summer, appears to be healthy, but hides a crisis. Traditional Chinese medicine says that this sweat is not a waste. Sweat is the fluid of the heart. Excessive sweating is like the water of the heart river being unduly drawn, the yin and yang are gradually depleted, and the yin and Yang are not dependent. Over time, the heart is like a tree that has lost its moisture and gradually withered.

Excessive sweating is a direct result of excessive sweating. Qi is the driving force of life, and qin is the lubrication of the body. When sweat pours out like a waterfall, breath escapes with sweat, and urine drains with sweat drains, people feel panic, as if the heart is beating wildly in the chest, trying to break free. He was weak, like a puppet who had been stripped of his strength, and had no strength to lift his hand. My breath was short, and every breath felt like I was trying to get the last bit of oxygen.

Worse still, excessive sweating can make the guards unstable. A camp is the nutrient fluid in the body, and a guard is the body's surface guard. Business and health harmony, the body can Ankang. Excessive sweating, like the defense line between the guards is broken down, external evil can be exploited, further aggravating the symptoms of sweating, forming a vicious circle.

I didn't make this out of thin air. It's already written in ancient Chinese medicine books. The Book of Huangdi says, "A man who sweats is also a man whose spirit is." Breath is precious to the human body and cannot be easily exhausted. Also known as:“The heart is the essence of life and the transformation of God; Its beauty is in the face, and it is in the blood.”The glory of the heart is visible in the face, and the fullness of the heart travels through the blood. Excessive sweating hurts the heart, the glow of the heart fades, and the passage of blood lines is blocked.

As an example, like an oil lamp, the oil is the base of the light source of the lamp, and the core is the key to guiding the oil to burn. The yin'a is like the lamp oil, and the sweat is like the smoke generated when the lamp oil burns. When the lamp oil (the shade) is sufficient, the lamp (the heart) burns brightly and steadily. However, when the lamp oil is overconsumed, the core (heart function) will fluctuate due to lack of moisture, and the light (life vitality) will become dim.

So how do we sweat to be healthy in summer? TCM adheres to the principle of moderation, as does sweating. When exercising, it is advisable to sweat slightly, which can achieve the purpose of exercising the body without unduly damaging the heart. In daily life, avoid being in a hot environment for a long time, and replenish moisture in time to maintain the body's fluid balance.

In addition, traditional Chinese medicine has some tips to help us regulate sweat. For example, it is possible to drink in moderation some tea drinks that have the effect of maintaining the yin and yang, such as chrysanthemum tea and goji berry tea; Eat more foods rich in water and electrolytes, such as watermelon, cucumber, etc. It is also possible to help regulate sweat secretion by massaging some of the points that have anti-perspirant effects, such as the junction and the reclining cave.

In conclusion, sweating on summer days is natural, but remember not to overdo it. Sweat is the fluid of the heart, precious as gold, and needs careful care. Let us enjoy the coolness of summer, but also learn to listen to the sounds of the body, sweat in moderation, and maintain physical and mental harmony and health. In this way, we can relax and enjoy life in this hot summer.

Author Bio: Liang Shijie is a senior medical practitioner in traditional Chinese medicine with an undergraduate degree. He has been engaged in traditional medicine clinical work for 24 years and has accumulated a wealth of clinical experience. Following Chen Yong, chief physician of liver disease at Beijing Traditional Medicine Hospital, affiliated with Capital Medical University, and renowned old Chinese medicine, he has been treated for many years and received great attention. He specializes in the treatment of difficult diseases using "conversational traditional therapy" and special treatments combined with the academic ideas of Jiao Shude and Guan Yubo's ten-level diagnosis.He is currently a researcher at the Shude Tang TCM Research Institute in Beijing, a fellow at the new 3 + 3 project of traditional Chinese medicine flame inheritance in Beijing - a scholar at the inheritance workstation of Jiao Shude's protégés (Chen Yong),He is a standing committee member of the International Expert Committee on E-learning and Health Care, a member of the Jiao Shude Academic Heritage Special Committee of the Chinese Association for the Advancement of Chinese Medicine Research, and the first cancer specialist to be included in the chapter of the Chinese Pharmaceutical Culture Research Association. Won the 2020 China Association for the Promotion of Traditional Chinese Medicine Zhongjing Medical Branch held the eighth session of the Medical Saint Zhongjing Nanyang Forum "Classic Prescription Famous Doctor" honorary title. The winner of the first Beijing-Tianjin-Hebei "Pingui Cup" Yanzhao Medical Research Essay Award in 2023. His work was featured in the journal Current Scientist and the journal Chinese Talent.