How to handle the extreme heat

Hot, hazy, and humid. That’s the fore­cast for the next few days. With heat index values in the triple digits, the National Weather Ser­vice has issued a heat advi­sory for the Boston area. We asked John Wong, director of clin­ical ser­vices at Uni­ver­sity Health and Coun­seling Ser­vices, to offer some tips to keep cool and how to spot heat-​​related health issues early on.