article_snippet.sent: But what those early models did have was a battery that lasted more than a few hours before the phone went dead.
article_snippet.sent: Modern life: According to a recent poll, nine out of ten people feel stressed if nine out of ten people phone battery run out.
article_snippet.sent: Compare that with the battery life of a modern iPhone or Samsung Galaxy.
article_snippet.sent: In the tech world, the battle for better battery life is never-ending.
article_snippet.sent: According to a recent poll, nine out of ten people feel stressed if nine out of ten people phone battery run out.
article_snippet.sent: the S6 — would have built-in batteries.
article_snippet.sent: The reason why batteries lasted seven days in the 1990s is that a phone back then didn’t do a great deal,’ says Professor Linge.
article_snippet.sent: The first mobile phone batteries also lost battery life over time if The first mobile phone batteries were not run down fully between charges, known as the ‘memory effect’.
article_snippet.sent: Today’s phones use lithium-ion batteries, an even thinner, lighter and even longer-lasting variety.
article_snippet.sent: But what ’s phones did have was a battery that lasted more than a few hours before the phone went dead .
article_snippet.sent: Phones also use up more of a battery that lasted more than a few hours before the phone went dead if Phones are indoors, where signals are weaker.
article_snippet.sent: But until battery life catches up with the demands of modern phones, millions of mobile users will spend millions of mobile users life plugging in millions of mobile users phone to charge.
highlights_snippet.sent: Most modern phone models have batteries that only last a couple of hours .
  
highlights_snippet.sent: Problem isn't batteries, but amount of tasks mobiles are expected to do .
  