What is this?

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Across
  1. 3. Nature’s touch, everywhere.
  2. 4. That warm, full feeling.
  3. 6. Fun that never grows up.
  4. 8. Calm without the fuss.
Down
  1. 1. Living in a way that protects the future.
  2. 2. Taking care of body and mind.
  3. 5. A treat that’s joy, wellness, and happiness all in one.
  4. 7. A feeling that makes you want to smile.