A doctor explains: Why do we always get sick on vacation?. 

Detected Manipulations & Suggested Changes

Oversimplification

Presenting a complex, multifactorial phenomenon in a way that may suggest clearer mechanisms or stronger patterns than the evidence fully supports.

1) "In most cases, it involves a combination of a sudden drop in tension, changes in routine, and exposure to existing infections that the body was coping with during times of high workload." 2) "Studies show that the phenomenon is less related to a decline in immunity and more to a psychological difficulty in transitioning from a work state to rest. People with a tendency toward high achievement and difficulty unwinding, who live under a high workload, are at a higher risk." These passages compress multiple possible mechanisms into a relatively neat narrative. The phrase "in most cases" and the strong contrast "less related to... and more to..." may imply a level of certainty and mechanistic clarity that observational data alone cannot fully establish.

3 suggestions

Qualify mechanistic claims more explicitly, for example: "Current evidence suggests it may often involve a combination of a sudden drop in tension, changes in routine, and exposure to infections that the body was already coping with during times of high workload."

Replace categorical contrasts with more tentative language, e.g.: "Existing studies suggest the phenomenon may be more closely associated with psychological difficulty in transitioning from work to rest than with a direct decline in immunity, although both psychological and biological factors likely play a role."

Add a brief note on limitations of the evidence, such as: "Most of the available data are observational and based on self-reports, so the exact mechanisms and relative contribution of each factor are not fully established."

Unsubstantiated claims

Statements that assert specific risk patterns or causal relationships without clearly indicating the strength or limitations of the supporting evidence.

"People with a tendency toward high achievement and difficulty unwinding, who live under a high workload, are at a higher risk." This sentence asserts a specific at‑risk personality/workload profile. While this is plausible and may be supported by some studies, the article does not reference the type or strength of evidence, nor does it indicate that these findings may be based on limited or self‑selected samples.

3 suggestions

Add an explicit evidence qualifier, for example: "Some observational studies suggest that people with a tendency toward high achievement and difficulty unwinding, who live under a high workload, may report these symptoms more often."

Clarify that this is a correlation, not a proven causal relationship: "This association does not prove that being a high achiever causes the symptoms, but it may indicate that difficulty relaxing plays a role."

If possible, mention the nature of the evidence: "These findings are based on self‑reported symptoms in relatively small study groups, so they should be interpreted with caution."

Conflating correlation with causation

Implying that one factor causes another when the evidence is primarily correlational or observational.

"Studies show that the phenomenon is less related to a decline in immunity and more to a psychological difficulty in transitioning from a work state to rest." The wording "less related to" and "more to" can be read as implying a causal hierarchy (psychological difficulty as the main cause) rather than describing associations observed in correlational data.

3 suggestions

Rephrase to emphasize association rather than causation: "Studies have found stronger associations between the phenomenon and psychological difficulty in transitioning from work to rest than with direct measures of immune decline."

Add a caveat about causality: "Because these studies are observational, they cannot definitively determine whether psychological difficulty causes the symptoms or simply occurs alongside them."

Where appropriate, mention alternative explanations: "It is also possible that underlying factors, such as chronic stress or lifestyle patterns, influence both the psychological transition and the likelihood of symptoms."