#2 Walking or cycling to work 'improves well-being'

1. Switching：a turning, shifting, or changing: a switch of votes to another candidate
Ex：If you switch to something different, for example to a different system, task, or subject of conversation, you change to it from what you were doing or saying before.

2. Well-being：a good or satisfactory condition of existence; a state characterized by health, happiness, and prosperity; welfare
Ex：To influence the well-being of the nation and its people

3. Corresponding：similar in position, purpose, form
Ex：corresponding officials in two states.

4. Swapped：to exchange, barter, or trade, as one thing for another
Ex：He swapped his wrist watch for the radio.

5. Disruption：forcible separation or division into parts. Ex：After the coup, the country was in disruption.

Knowledge gained:
I am usually use my phone to inquire the word I don't know. Many APP of cell phone are convenient.
If you want understand the word quickly, you can use English-Chinese dictionary. But you want improve your English, I think you can try to use English-English dictionary.