The investigative minds at How to Survive analyze virus transmission, prevention tactics, and personal safety strategies to stay safe from the top five deadliest viruses.

UK health bosses have issued a warning following an outbreak of the Nipah virus in India. It comes as two cases of the deadly virus have been confirmed in West Bengal, according to Indian authorities.

Dr Suzanne Wylie said 'there is no need for public alarm in the UK' in wake of the outbreak of Nipah virus in the Indian state of West Bengal.

Two suspected Nipah virus cases in West Bengal’s Barasat have put health authorities on high alert. Amid the disease outbreak, doctors share the symptoms of the deadly virus and its prevention measures.

An outbreak of the deadly Nipah virus in India has put many countries in Asia on high alert, given the fatality rate in humans can be between 40% and 75%. Several countries, including Thailand, Malaysia and Singapore,

Viruses are tiny — and sneaky. So sneaky that some play a deadly game of hide and seek. The "seek" part is all too familiar: They're always looking for ways to infect humans. Their ability to hide is far less well-known and can have devastating implications.

From heart disease, respiratory illness, infections, diabetes, to cancer, here are the top 5 most dangerous diseases that are causing deaths in India.