Match the Idioms to the meaning

Let's go for a walk in the fresh air. It'll do you a world of good.

I'm meeting a famous chef later, so I'll pick her brains about vegetarian food.

Why don't you go to a spa for the weekend to recharge your batteries.

I'm really under the weather today. I think I'll go back to bed.

I feel as fresh as a daisy after my holiday!