(See discussion of these side effects below.) Some of these side effects are definitely linked to TT, while others remain debatable. One area of ongoing debate is whether TT may increase the risk for heart disease or stroke in certain men.If you think you might have low testosterone talk to your doctor. Men in the Seattle area can contact our clinic with any questions or concerns. We offer all new patients a free lab test to check their testosterone levels as part of their first visit. Finding healthy ways to reduce stress and anxiety is always a good idea.