Never trek alone. Use a reputable agency, remain on established routes and walk with at least one other person. Take note of weather conditions and forecasts, and come prepared. Altitude sickness is a risk in all trekking regions. See Trekking in Nepal.
All air carriers from Nepal have been refused permission to operate air services to the EU due to safety concerns. See Safety and security
Nepal is considered to be at high risk of a major earthquake. See Natural disasters
The Monsoon season in Nepal normally runs from June to September and can make travel in rural areas hazardous. See Natural disasters
There is a general threat from terrorism. See Terrorism
Around 40,000 British nationals visited Nepal in 2013. Most visits are trouble-free.
The Overseas Business Risk service offers information and advice for British companies operating overseas on how to manage political, economic, and business security-related risks.
Take out comprehensive travel and medical insurance before you travel. If you are intending to travel at altitude, check that your insurance policy provides cover.