Official wording — reproduced verbatim
What the standard text says
Treatments received in heath hydros, nature cure clinics, spas or similar establishments or private beds registered as a nursing home attached to such establishments or where admission is arranged wholly or partly for domestic reasons.
Source: IRDAI, Guidelines on Standardization of Exclusions in Health Insurance Contracts, page 9. Open the official PDF ↗
In plain English — our reading
What that means on the page
Treatment at the named types of establishments is excluded, as is an admission arranged wholly or partly for domestic rather than medical reasons.
This explains the standard wording. Your policy schedule, endorsements and other clauses may change how the document applies to you.