Most patients are not told that biopsy or surgical manipulation of a malignant tumor may promote its spread or metastasis. Most cancer deaths ultimately result from metastatic spread, and sometimes this spread can be initiated by the cancer biopsy or surgery. Therefore, it is crucial to minimize these effects if possible. Dr. Paul Marik inspired this Substack article, as he first told me about the potential beneficial use of propranolol just before, during, or after cancer surgery. This information is also contained in his upcoming book 2nd Edition of Cancer Care, and I encourage all readers to obtain a copy...