Most ofthesethreatsstem fromthe rising risk of default by somecountries in the euro zone and the knock-on damage to the EuropeanBanks that holdtheirbonds.
One possible explanation is that melatonin - a hormone produced at night - is suppressed in those working night shifts, having knock-on effects on oestrogen regulation in the body and protection against DNA damage.
Mostly the debate centred on whether women should engage in a sport, the main purpose of which is to inflict damageon your opponent and, in the professional game, possibility to knock the other person unconscious.