Cyprus has reintroduced the mandatory use of face masks indoors for all people aged over 12, as coronavirus cases spike, the Mediterranean holiday island's health ministry announced Wednesday.The ruling, which comes into effect on Friday, was announced by Health Minister Michalis Hadjipantela after a cabinet meeting.It follows a new spike in Covid-19 infections in recent weeks, with the health ministry recording 19,503 positive cases from June 25 to July 5. The decision represents a U-turn for authorities, who had lifted the previous face mask mandate on June 1.