Archive · 17 Jun 2025
Deadly Fungus Spreading Across US, WHO Issues Alert
Imagine a tiny, invisible fungus called Aspergillus fumigatus that can make people very sick.
It causes aspergillosis, a lung infection that can be deadly, especially for those with weak immune systems.
The fungus likes warm, damp places and is spreading across the US, with rising temperatures making it worse.
Doctors are concerned because it's becoming harder to treat due to drug resistance, and it's difficult to track how many people are getting sick.
The WHO is urging action to develop better treatments and track the spread.
Aspergillus fumigatus, a dangerous fungus, is spreading across the United States.
The fungus causes aspergillosis, which can lead to organ failure and death, especially in those with weakened immune systems.
The fungus spreads rapidly in warm, humid areas, including Florida, Texas, Louisiana, Georgia, and California.
Rising temperatures, drug resistance, and the lack of disease tracking are contributing to the problem.
The World Health Organization (WHO) has declared Aspergillus fumigatus a top-priority fungal threat.
- Who
- People with weakened immune systems, including cancer patients, transplant recipients, and those with asthma, HIV, or chronic illnesses, are most at risk.
- What
- Aspergillus fumigatus, a dangerous airborne fungus that causes aspergillosis.
- When
- The spread is increasing, with survival rates being low for those with invasive aspergillosis.
- Where
- Spreading across the US, particularly in warm, humid areas such as Florida, Texas, Louisiana, Georgia, and California.
- Why
- Rising temperatures, drug resistance, and lack of systematic tracking are contributing factors.
Public Health Concerns
Solutions and Prevention
Disease Tracking and Investment
Public Health Concerns
Lack of US disease tracking hampers efforts to understand the scope of outbreaks.
Solutions and Prevention
More global investment is needed for new antifungal drugs and diagnostic tools.
Drug Resistance and Climate
Public Health Concerns
Overuse of azole drugs in agriculture is leading to increased drug resistance in fungal strains.
Solutions and Prevention
Climate change may shift where certain crops grow and the fungal infections people are exposed to.
- Fungus Name
- Aspergillus fumigatus
- Disease Caused
- Aspergillosis
- Risk Factors
- Weakened immune systems (cancer, asthma, HIV)
- States with Highest Exposure
- Florida, Texas, Louisiana, Georgia, California
- Survival Rate (Invasive Aspergillosis, Organ Transplant)
- 59%
- WHO Status
- Top-priority fungal threat
