One advantage of our NHS is that there is no financial advantage for the medical profession in stuff like tonsillectomy and circumcision, so there is no incentive to encourage such procedures where there is no medical justification.

The evidence about circumcision reducing the risk of getting Aids is interesting - but it's worth noting that it's a statistical reduction, it appears to reduce the danger, but still leave the risk very high indeed for unprotected sex with strangers. Not a risk any sensible person would run. A bit like taking an extra bullet out of the gun when playing Russian Roulette, but leaving a couple in there - improves the odds of surviving a bit longer, but...