For many, nude vacations are like an addiction or a necessity, he said.
Smokers are about to get help kicking the tobacco habit: an interactive computer game that aims to "coach" cigarette users away from their addiction.
Chilo Maybe it would be better to acknowledge, like the Greeks, that a lot of behavior we call addiction is really a love of pleasure that carries the force of habit.
The people of Lu who knew his addiction all came to his home bringing him fish.
It's an addiction.
"Those who behave with Internet addiction tendencies will have a lower productivity than those without," he said.
The most common and harmful addiction in the world is the draw of comfort.
Sporting a full set of normal-looking teeth, Mr Hunagundi blasts any suggestion he should curbthe addiction.
But his addiction, which began at the age of 15, caused him to drop out of school and lose almost two stone in weight.