I've been to Cuba for three months, and a friend spend a year there. It's really not uncommon for foreigners to do so. This isn't North Korea. We didn't develo

I've been to Cuba for three months, and a friend spend a year there. It's really not uncommon for foreigners to do so. This isn't North Korea. We didn't develop any symptoms that cannot be explained by either "ethanol poisoning" or "sunburn".