There has been an increase in seismic activity in April 2014. See the Natural disasters section for advice about what to do before, during and after an earthquake.
The rainy season normally runs from May to November. Hurricanes can affect Nicaragua during this period. See Natural disasters
Around 10,000 British tourists visited Nicaragua in 2011. Most visits are trouble free.
Dengue fever is endemic to Latin America and the Caribbean and there has been a recent significant increase in the number of reported cases.
There is a low threat from terrorism. See Terrorism
Take out comprehensive travel and medical insurance before you travel.