Category: Infectious disease

According to Johns Hopkins Medicine, a fever is a body temperature that is higher than normal and is typically a sign of the immune system's natural response to an infection or a virus. Yes, fever is indeed a systemic manifestation of inflammation, triggered by the body's immune system as part of a broader, whole-body response to a perceived threat. This controlled elevation of body temperature is a critical defensive mechanism that helps combat pathogens and heal injuries.

According to the CDC, millions of people get sick from infectious diseases each year, but few understand the predictable pattern an illness often follows. Knowing **what are the stages of disease symptoms** is crucial for personal health awareness and effective disease management, helping you recognize the signs and act accordingly.

According to the Centers for Disease Control and Prevention (CDC), millions of people get the flu each year, but constant flu-like symptoms lasting weeks or months are not typical for influenza. So, why do I have constant flu-like symptoms? It's often a sign of chronic conditions, autoimmune disorders, or other persistent health issues rather than a recurring virus.

According to the Centers for Disease Control and Prevention (CDC), millions of people in the United States have latent tuberculosis (TB) infection. The 3HR regimen is a key, short-course treatment protocol used to prevent the progression of this infection into active TB disease, and its high completion rate is a significant advantage over previous, longer therapies.

The course of most infectious diseases follows a predictable, five-stage progression, though the duration and severity of each phase can vary widely depending on the pathogen. Understanding **what are the 5 general stages of disease** provides a critical roadmap for how an illness develops, peaks, and eventually resolves, aiding both individual health awareness and public health management.

According to the Infectious Diseases Society of America (IDSA), febrile neutropenia is a critical concern in cancer care, defining specific temperature thresholds that signal an emergency. It is essential to understand **what is considered fever in neutropenia** to ensure prompt medical attention and prevent severe complications.

Leukopenia, a condition characterized by a low white blood cell count, increases a person’s vulnerability to infections. Understanding **what to avoid if you have leukopenia** is crucial for minimizing risks and staying healthy during this time.

Over a decade ago, scientists identified a specific brain circuit responsible for sickness-related appetite loss, a phenomenon observed for centuries. This loss of hunger, far from being a simple side effect, is a carefully orchestrated physiological response. Here’s why does a sick person stop eating, a process intricately linked with the body's self-preservation strategy.

It is estimated that one-fourth of the global population is infected with *Mycobacterium tuberculosis* but remains asymptomatic, a classic example of a latent infection. A **period of latency** is the time that passes between initial exposure to a pathogen or risk factor and the clinical manifestation of a disease.

According to the National Institutes of Health, fever is a frequent symptom in children, but recurrent episodes often have a more complex explanation. A fever that keeps coming and going could be a sign of an underlying health issue, ranging from a lingering infection to an autoimmune disease or a genetic condition.