Tech Billionaire & Anti-Aging

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Across
  1. 6. , interest
  2. 8. , very
  3. 9. , in a sufficiently great or important way as to be worthy of attention.
  4. 11. , to focus on something
  5. 12. , to make something weak
  6. 13. , a prescribed course of medical treatment, way of life, or diet for the promotion or restoration of health.
Down
  1. 1. , improving faster than / moving faster than
  2. 2. , life expectancy
  3. 3. , to stick with something closely
  4. 4. , to reduce
  5. 5. , to push someone towards an idea
  6. 6. , to allow oneself the pleasure of something
  7. 7. , observing and studying closely
  8. 10. , to free something or someone from another thing or issue