SAN FRANCISCO, July 17, 2018 /PRNewswire/ -- The San Francisco Marathon and Biofreeze, the #1 clinically recommended topical pain reliever, announce a three-year partnership, with Biofreeze assuming the role of Title Sponsor of both The San Francisco Marathon and The Berkeley Half Marathon. Biofreeze also will play a leading role in the year-round RUN365 training and club program. The newly named Biofreeze San Francisco Marathon is scheduled for Sunday, July 29th.