LUCENA CITY — Dangerous heat indices are forecast in seven areas in the Calabarzon (Cavite, Lagina, Batangas, Rizal, Quezon) region on Sunday, with residents advised to take precautionary measures. In its 5 p.m. forecast issued on Saturday, the Philippine Atmospheric, Geophysical and Astronomical Services Administration (Pagasa) said Sangley Point and Bacoor City in Cavite are