A tragic incident that has sparked widespread public concern recently occurred in Malaysia: a 23-year-old man fell ill after drinking an unwashed canned beverage, developing a high fever and muscle pain within four days, and ultimately succumbed to an infection caused by rat urine disease. Health authorities have launched an investigation and urged the public to enhance food safety awareness, particularly in hot and humid regions where diseases transmitted by rodents pose a heightened risk.
Unwashed Beverage Consumption Suspected as Fatal Trigger
According to local media reports, the incident occurred in Selangor State. The 23-year-old man was previously in good health and led a regular lifestyle. On the day of the incident, while working outdoors, he purchased a can of room-temperature canned beverage to quench his thirst. According to his friends, he did not wipe or clean the can before opening and drinking it. Within a few hours, he began experiencing symptoms such as headaches and fever, and his condition rapidly deteriorated over the next two days.
When the patient was rushed to the hospital, he had already developed severe symptoms such as jaundice and abnormal liver and kidney function. Doctors initially suspected he had contracted a tropical infectious disease transmitted through animal excrement. After blood tests confirmed he had “leptospirosis,” also known as “rat urine disease,” the hospital made every effort to save him. However, due to the toxins having already infiltrated multiple organ systems, the man tragically passed away on the fourth day.
Leptospirosis: The Invisible Killer in Hot and Humid Regions
Leptospirosis is an acute infectious disease caused by Leptospira bacteria, primarily transmitted to humans through contact with water sources, soil, or surfaces contaminated by the urine of rodents such as rats. It is commonly found in tropical or subtropical climates, with incidence rates significantly increasing during the rainy season or after floods. The incubation period typically ranges from 2 to 26 days, with symptoms including high fever, muscle pain, nausea, vomiting, and red eyes. In severe cases, it can lead to liver and kidney failure, pulmonary hemorrhage syndrome, or even death.
The Malaysian Ministry of Health has issued multiple warnings, advising the public to avoid activities such as walking barefoot in water, contacting mud, or drinking canned beverages without washing them first during outdoor activities. This incident once again highlights the often-overlooked
Hygiene blind spots in daily life.
Social Media Buzz: Everyday Habits Could be Deadly
After the incident spread on social media, it sparked widespread discussion among netizens. Many admitted that they often drink canned beverages directly without washing the cans, never considering that the cans might be contaminated by rat urine. “I used to think washing cans was just a matter of cleanliness, but now I realize it could save lives.” One netizen wrote in the comments section. Others suggested strengthening food safety regulations at the source, such as requiring convenience stores and vending machines to be cleaned regularly and implementing rodent prevention measures during transportation.
It is worth noting that canned beverages are highly susceptible to contact with rodents and other animals during transportation and storage, especially in poorly ventilated or humid environments, which become “convenient spots” for rodent foraging activities. If proper surface disinfection is not performed, the can opening may become contaminated with bacteria, and when drinking directly from the can, bacteria may easily enter the mouth.
Health Authorities Issue Preventive Recommendations
The Malaysian Ministry of Health has issued an initial statement on the incident and launched an investigation into the supply chain and sales points of the relevant beverages. Preliminary investigations indicate that the beverage purchased by the man was not expired or damaged, suggesting that the contamination source originated from the exterior of the can. Based on this, the health department has issued the following recommendations to the public nationwide:
First, thoroughly wipe or rinse the can with clean water before consuming canned beverages, especially the can opening area. Second, during the rainy season, floods, or hot and humid weather, avoid walking barefoot outdoors or touching damp objects with bare hands. Third, if you experience symptoms such as fever, muscle aches, or red eyes, seek medical attention promptly and inform your doctor of any potential environmental exposure history to facilitate timely diagnosis and treatment. Additionally, health authorities urge beverage manufacturers and retailers to strengthen warehouse and transportation hygiene management to prevent rodents from entering shelves or warehouse areas, and to add prominent warnings such as “Please rinse the can before consumption” on product packaging.

Rat Urine Disease is not Uncommon, and Public Awareness of Prevention Needs to be Improved.
Although rat urine disease is often perceived as a “rare disease,” its incidence rate is quite high in tropical regions. According to data from the World Health Organization (WHO), over 1 million people worldwide are infected with the disease annually, resulting in 50,000 deaths. Especially during the rainy season, increased road flooding and natural disasters expand the scope of contamination, significantly raising the risk of infection.
Medical experts point out that the pathogen can enter the human body through minor skin injuries, the conjunctiva of the eyes, or the oral mucous membranes. Once it enters the bloodstream, it may cause systemic multi-organ damage. Therefore, the more seemingly insignificant the details of daily life, the more vigilance is required.
Media Commentary: Food Safety Cannot be Left to “Chance”
This tragedy serves as a stark reminder of the importance of public health. It is not a technical or medical issue, but rather stems from negligence and oversight in daily life. In modern society, consumers often assume that packaging equates to “safety,” but this incident demonstrates that even sealed food and beverage products have vulnerabilities. The public must strengthen their precautions regarding food hygiene and should not rely solely on regulatory oversight and industry standards.
Meanwhile, the media is also urging schools and communities to enhance basic hygiene education, particularly among teenagers and outdoor workers, to instill the awareness that “hygiene habits are a lifeline.” If these simple yet critical details are overlooked, similar tragedies may occur again.
Conclusion
A seemingly ordinary beverage can become a deadly source of infection—this is not an isolated case but a warning to modern society about health awareness. In the hot and humid tropical regions of Asia, environmental diseases like rat urine disease still lurk in the corners of our lives. Preventing them may only require an extra rinse or an extra dose of vigilance. For every consumer, safeguarding health starts today—no longer taking it lightly.
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