What are the short-term and long-term health risks of anal stretching?

Checked on September 23, 2025
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1. Summary of the results

The short-term and long-term health risks of anal stretching are complex and multifaceted, with various studies presenting conflicting findings [1] [2] [3]. Controlled anal dilatation (CAD) has been found to be a safe and effective procedure for treating chronic anal fissures, with low rates of anal incontinence and postoperative complications [1]. However, severe anal stretching can result in muscle damage, particularly to the external anal sphincter, with the length of the sphincter influencing muscle strength [2]. Standardized anal dilatation has been shown to have a successful outcome with no complications and no clear long-term negative impact on anal sphincter function [3] [4]. It is essential to note that the risks associated with anal stretching can be minimized by using a standardized technique and avoiding excessive stretching [2].

2. Missing context/alternative viewpoints

A crucial aspect missing from the original statement is the context of medical supervision, as most studies emphasize the importance of controlled and standardized procedures when performing anal stretching or dilatation [1]. Additionally, the distinction between therapeutic and non-therapeutic anal stretching is not addressed, with different risks and benefits associated with each [5]. Alternative viewpoints, such as the potential benefits of anal stretching for individuals with certain medical conditions, are not presented in the available analyses [1] [3]. The role of individual tolerance and anatomy in determining the risks and benefits of anal stretching is also not fully explored [2]. Furthermore, the long-term effects of repeated anal stretching on anal sphincter function and overall health are not well understood and require further research [4].

3. Potential misinformation/bias in the original statement

The original statement may be misleading by implying that anal stretching is inherently risky, without considering the context of medical supervision and standardized procedures [1]. The lack of distinction between therapeutic and non-therapeutic anal stretching may also contribute to misinformation, as the risks and benefits associated with each are different [5]. Certain groups, such as medical professionals and individuals with chronic anal fissures, may benefit from a more nuanced understanding of the risks and benefits of anal stretching, while individuals engaging in non-therapeutic anal stretching may be at greater risk of complications [2]. The anal sex industry and individuals who practice anal stretching for recreational purposes may also have a vested interest in downplaying the potential risks associated with anal stretching [5]. Overall, a more comprehensive and nuanced understanding of the risks and benefits of anal stretching is necessary to provide accurate information and minimize potential harm [1] [3].

Want to dive deeper?
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