As rates of cancer rise in young people, Shaunna Burke, Ph.D., wants those living with the disease to know that they don’t have to give up on their dreams. Burke herself just accomplished a major feat over the weekend, becoming the first woman to summit Mount Everest with Stage 4, incurable cancer. She’s chronicling her journey in the upcoming documentary “Dying to Climb” and raising funds for the charity MacMillan Cancer Support. “More than any…