From Grok (chat gpt similar)
"Major health authorities like the World Health Organization (WHO), Centers for Disease Control and Prevention (CDC), and American Academy of Pediatrics (AAP) have concluded that the preventive health benefits of newborn male circumcision outweigh the risks in many scenarios, though they emphasize informed parental choice rather than universal recommendation.Key evidence-based benefits include:
Reduced risk of HIV acquisition in heterosexual men: Three large randomized controlled trials in Africa showed adult male circumcision reduces the risk of acquiring HIV from female partners by about 50-60%. The WHO endorses voluntary medical male circumcision as part of HIV prevention in high-prevalence settings (primarily East and Southern Africa), where it provides lifelong partial protection. The biological mechanism involves removal of the foreskin, which has a high density of target cells (e.g., Langerhans cells) vulnerable to HIV entry, and reduces micro-tears or inflammation that can facilitate infection. Your mention of STDs (including HIV/AIDS) being "carried longer under the foreskin" aligns with this: the foreskin can harbor viruses, bacteria, and inflammatory conditions more readily, increasing susceptibility and potentially transmission risk.
Lower risk of other sexually transmitted infections (STIs): Circumcision is associated with reduced acquisition of herpes simplex virus type 2 (HSV-2, genital herpes) by about 30%, certain high-risk human papillomavirus (HPV) types (linked to penile and cervical cancers), and syphilis. It also lowers transmission of some STIs to female partners (e.g., reduced HPV leading to lower cervical cancer risk).
Decreased urinary tract infections (UTIs) in infancy: Circumcision significantly reduces the risk of UTIs in the first year of life (especially in boys), which can sometimes lead to kidney issues if recurrent or severe.
Other protections: Lower lifetime risk of penile cancer (rare but more common in uncircumcised men), balanitis/phimosis (inflammation or tight foreskin issues), and related conditions like candidiasis or poor hygiene-related problems.
Some systematic reviews and risk-benefit analyses (e.g., from researchers at the University of Sydney and others) estimate that lifetime benefits substantially exceed procedural risks—often cited as 100:1 to 200:1 or more—particularly for infant circumcision, where complication rates are very low (mostly minor and treatable, around 0.2-0.4%).Important caveats:
Benefits for HIV/STI prevention are strongest in heterosexual contexts with high disease prevalence; in low-prevalence settings like the US or Europe, the absolute risk reduction is smaller.
For men who have sex with men, evidence is mixed and weaker overall, though some studies suggest protection for the insertive partner.
Risks of the procedure (e.g., bleeding, infection) are low when done by trained professionals, especially in newborns, but exist.
The AAP's 2012 policy (which expired but remains influential) stated benefits outweigh risks but did not mandate it for all newborns, leaving it to parental decision after counseling.
The topic remains debated, with some groups (e.g., in Europe) viewing it more neutrally or skeptically for non-medical reasons.
In summary, yes—circumcision does provide medical benefits, including meaningful protection against HIV and certain other STDs by removing the foreskin environment that can harbor pathogens longer or facilitate entry/transmission. Decisions should involve discussion with a healthcare provider, weighing individual/family factors, cultural/religious considerations, and current guidelines."
And what are the benefits to women;
"
, there are documented medical benefits for women whose male sexual partners are circumcised, primarily through reduced transmission of certain sexually transmitted infections (STIs) and associated conditions. These benefits stem from evidence including randomized controlled trials (RCTs), systematic reviews, and observational studies, often conducted in heterosexual contexts (particularly in high-prevalence regions like sub-Saharan Africa, but with broader applicability).The strongest and most consistent benefits relate to human papillomavirus (HPV) and its downstream effects:
Circumcision of male partners significantly reduces women's risk of acquiring oncogenic (cancer-causing) HPV genotypes. Multiple RCTs and reviews show substantial protection against HPV infection in female partners of circumcised, HIV-negative men.
This leads to a lower risk of cervical cancer (the primary cancer caused by persistent high-risk HPV), cervical dysplasia (precancerous changes), and related conditions. Systematic reviews and meta-analyses confirm that women with circumcised partners have a reduced lifetime risk of cervical cancer, with some studies estimating reductions in the range of 40-60% in certain subgroups (e.g., partners of men with higher-risk
Other established or likely benefits for women include:Reduced risk of Trichomonas vaginalis (a common parasitic STI) — often around 40-50% lower in partners of circumcised men.
Decreased incidence of bacterial vaginosis (a vaginal microbiome imbalance that can cause discomfort and increase other STI risks) — reductions of about 40% in some trials.
Possible protection against genital ulcer disease and certain other ulcerative STIs."
Read it for yourself.