A highly successful digital nomad gave an honest account of how lonely and depressing the lifestyle can be

• Pieter Levels makes good money by creating startups while traveling the world.
• Levels, a digital nomad, has lived in 40 countries and 150 cities but felt depressed.
• Digital nomads face mental health challenges due to constant relocation and isolation.

With over 40 startups, self-taught software developer and "indie hacker" Pieter Levels has said he's been able to bring in millions in revenue right from his laptop while traveling the world.

While that sounds glamorous, it wasn't always that way. It started with him feeling like a loser in Asia.