Short answer: the answer depends on context, but here is the general rule.
**Why:** once you have done it once, the second time takes half the effort. Specifically with health: learn 10 basic phrases in the local language.
**Watch out for:** jumping in without a clear goal. This catches a lot of people who assume health is simpler than it actually is.
**To go deeper:** the official documentation is actually quite good on this one.
Realistic time to feel confident: a few weeks of deliberate practice.
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