It is no secret that dementia is one of the most pressing challenges the UK is facing. Currently there are 670,000 people diagnosed with the condition in this country alone, and this number is set to double over the next 30 years. However dementia is far from a uniquely British problem - it is a world-wide challenge. Similar problems and pressures being played out across the world for families, patients and governments as they work hard to respond to the sometimes significant demands of this growing condition.
The World Health Organization (WHO) has referred to hepatitis as a "viral time bomb" that poses a major public health, economic and social threat. The virus is highly infectious and easily transmitted through blood-to-blood contact - presenting disproportionate risks for people who inject drugs. A cure exists but is prohibitively expensive in most countries.
Take a trip to Galloway Forest Park, 40 miles west of Dumfries, and like many tourists you'll discover 300 square miles of stunning Scottish woodland. Pay a visit at night and you'll find you're not alone. A growing number of these tourists flock to the area not for the stunning landscape, but rather for the very fact that none of the surroundings are visible.