If you are looking for a sentence in that paragraph to support the main idea, I think it would be "All it requires is a good pair of sneakers-no cables, stylish outfits, or weights required. The main idea is basically that walking is a good and easy way to begin exercising, and that explains it.
Avoidance during conflict is extremely unhealthy for sustaining positive relationships, as leaving a problem to boil and sit over is extremely unhealthy and only causes more anger.
Answer:
At the turn of the millennium, there is always a huge celebration to honor the special occasion.
Explanation:
Millenium- an anniversary of a thousand years.
Occasion-a particular time or instance of an event.