The Board of Health is holding flu clinics this Tuesday and on Oct. 19 in the Town Hall auditorium. Both clinics will run from 10 a.m. to noon. Another clinic will be held on Oct. 29, from 6 to 7:30 p.m., at the Paul Pratt Library. The free clinics are open to any Cohasset resident age nine or older. Participants should bring their insurance cards and wear short-sleeved shirts. This year, the Board of Health has a trivalent vaccine, which covers three kinds of flu, according to public health nurse Mary Goodwin. More information is available by calling Goodwin at 781-383-2210, ext. 130.