From braces to bad skin and puppy fat, the teenager years are not kind to many of us, but as these snaps show, a confidence-boosting transformation is often just around the corner.
People from the US and the UK have shared pictures of them as awkward teens and pictures of them now, collated by Bored Panda, revealing how they've blossomed after being considered 'ugly ducklings'.
One girlfriend in the UK shared a picture of her boyfriend aged 16, looking a bit gaunt in a black vest with a mop of curly dark hair and a goofy smile.
She then posted a snap of him aged 22, saying he'd 'filled out', which shows him strutting out of the sea in a pair of swimming trunks, flashing his muscular chest and looking like a cross between Jason Statham and Daniel Craig.
Another glamorous woman, 20, shared a picture of her as a 10-year-old and insisted that no plastic surgery was involved in her glow-up.
People from the UK and the US have shared pictures of their glow-up to show how much they have changed since they were teenagers. One wman living in the UK shared a picture of her then boyfriend aged 16 and aged 22, saying he'd 'filled out' a little
A woman insisted she had no surgery after sharing a picture of her aged ten, left, and a picture of her aged 20
A man believed to be from the US shared a picture of him aged 12, left, and a picture of him aged 24, right
A woman from the US shared a picture of herself aged 13, left, and a picture of herself aged 26, right
Pictured, a woman shared how she looked at 13, left, and 23, right. She said that getting rid of her glasses and bangs helped her glow up and makde her feel more confident
One man believed to be from the US shared a picture of him in high school aged 14, left, and a smouldering picture of him aged 24, right
A woman believed to be from the US shared a picture of her taken in 2012, left, and another taken nine years later in 2021, showing how her skin had improved
In the US, this gentleman shared a picture of himself aged 13, left, comparing it to how he looked aged 25, saying 'life is weird'
A man shared a picture of his teenage self aged 15, left, and a picture of himself 15 years later aged 30, right
In the US, a woman joked she had 'aged backwards,' when she shared a picture of her aged 13, left and 24, right
A man from the US shared a snap of him as a mischievous teenage boy, left, comparing it to how he looks now, right