Try holding your breath underwater for longer. You might practice swimming underwater in a lane pool for up to 50 meters, or walking underwater in the ocean while holding a weight or rock.
Weight loss requires being in a calorie deficit (eating fewer calories than your body requires for maintenance). But when you're training for a powerlifting meet, you also need to fuel...
If you have any power lines running to your house, prevent rats from travelling along them by installing a baffle. Also, clear out any piles of debris or clutter around...
Prioritize the areas that are used and seen by the guest first. Walk around these areas and throw away garbage and clutter. Use a duster and cleaning spray to wipe...
Reducing the amount of association with that person is the best possible way. Try not to have any contact with that person, including social media. Focus on rebuilding your life.