“…However, patients with testicular cancer were found in one study to have a higher prevalence of atopy at the time of cancer diagnosis [ 17 ], and patients with moderate to severe atopy appear to have lower testosterone and estradiol levels and higher LH levels than healthy controls [ 18 ]. In men attending an infertility clinic, one study showed that atopy and cryptorchidism were statistically associated [ 19 ]. Although these fi ndings partly support the hypothesis that increased chemical exposure in atopic skin can affect reproductive functions, it remains unknown whether atopy and poor testicular function are truly associated.…”