Source: https://timesofindia.indiatimes.com/life-style/health-fitness/health-news
Can my mobile phone cause a
tumor?
The potential link between mobile phone radiation
and brain tumors has been a subject of ongoing scientific research and public
concern for several decades.
While the majority of studies conducted to date
have not definitively established a causal relationship between mobile phone
radiation and brain tumors, it is essential to examine the existing evidence
and understand the complexities of this issue.
Ionizing and non-ionizing
radiation
Mobile phones emit non-ionizing radiofrequency
electromagnetic fields (RF-EMFs), which are much less energetic than ionizing
radiation, such as X-rays or gamma rays. Ionizing radiation has enough energy
to remove tightly bound electrons from atoms and molecules, leading to DNA
damage and an increased risk of cancer.
Non-ionizing radiation, like that emitted by mobile
phones, lacks the energy required for such direct DNA damage. However, concerns
have arisen due to the potential for RF-EMFs to heat tissues and the
possibility of indirect biological effects.
What studies have found
Several epidemiological studies have investigated
the relationship between mobile phone use and the risk of brain tumors. The
Interphone study, one of the largest and most comprehensive of these studies,
involved 13 countries and found no overall increased risk of glioma or
meningioma, the two most common types of brain tumors, associated with mobile
phone use.
What does WHO say?
Similarly, the World Health Organization's
International Agency for Research on Cancer (IARC) classified RF-EMFs as
"possibly carcinogenic to humans" (Group 2B) in 2011 based on limited
evidence suggesting a potential link between mobile phone use and glioma. This
classification did not conclude that mobile phone radiation definitively causes
brain tumors but rather indicated that there were some concerns warranting
further investigation
Findings from animal studies
It's worth noting that animal studies have not
provided conclusive evidence of a causal link between mobile phone radiation
and brain tumors, although some studies have reported biological effects, such
as DNA damage and increased tumor incidence in rodents exposed to high levels
of RF-EMFs.
What’s the takeaway?
While there is ongoing research and debate, the
current scientific consensus does not definitively support a causal
relationship between mobile phone radiation and brain tumors.
Given the potential for long latency periods in
cancer development, continued research is necessary to monitor the effects of
long-term and evolving mobile phone use patterns. It is also prudent for
individuals to follow recommended guidelines for safe mobile phone use, such as
using hands-free devices and limiting exposure, especially among children and
adolescents.
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