epidemiológico

Ser vs. Estar: When to Use Each in Spanish

Ser vs estar made simple: how you feel and where you are use estar, everything else uses ser. Master the rule, the exceptions, and the traps that flip meaning.

Spanish Object Pronouns: Lo, La, Le & Se Made Simple

Use lo/la for the direct object and le for the indirect — and le becomes se before lo/la. Master Spanish object pronouns with one simple verb test.

Spain vs Latin American Spanish: Key Differences

Spain and Latin American Spanish are fully mutually intelligible. Compare vosotros vs ustedes, coche vs carro, the 'th' sound, and learn which one to study.

Tener in Spanish: Why You're Hungry, Cold & 30 Years

In Spanish you HAVE hunger, cold, and 30 years — not are them. Master tener expressions like tengo hambre, tengo frío, and tengo 30 años in one rule.