Classes, courses, talks At each Breast Cancer Haven, you will find a varied programme of weekly exercise classes, talks, workshops and courses. These cover many topics but have all been specially chosen to support people with breast cancer. You can find out what's on at your local Breast Cancer Haven on the What's on tab above. Some charges apply to cover our costs but we always try to keep them as low as we can. We request payment at the time of booking in either cash, by cheque or debit/credit card. You can book and pay securely through our website.