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Demi Lovato - TMZ reported that pop star Demi Lovato had been hospitalized on July 24 for what was initially alleged to be a heroin overdose, then later rumored to be opioids.

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Demi Lovato - According to People, Lovato was revived on the scene with naloxone by paramedics before she was rushed to the hospital.

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Demi Lovato - The singer, who long been open and vocal about her struggles with substance abuse in the past, released a song the month before titled 'Sober' in which she reveals she relapsed after six years of sobriety.

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Heather Locklear - The 56-year-old actress was reportedly rushed to the hospital following a drug overdose on June 26, 2018, according to ET Canada.

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Heather Locklear - The day before, she had been arrested for reportedly attacking a police officer and EMT. This news followed previous legal trouble and personal struggles.

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Britney Spears - The singer's iconic journey to rock bottom included shaving her head, a failed marriage, legal issues, and questionable friendships with notorious party girls.

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Britney Spears - In 2007, she spent short stints in rehab for substance abuse issues. However, her rock bottom culminated with her mother checking her into a psychiatric hospital in the beginning of 2008 for a mental breakdown.

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Whitney Houston - The tragic story of the singer's demise still haunts those she left behind today.

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Whitney Houston - Her notorious battle with drug addiction eventually led to an overdose at the age of 48, which took her life.

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Drew Barrymore - One of Hollywood's favorite actresses began drinking and experimenting with drugs at a young age.

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Drew Barrymore - As a teenager, she developed a full-fledged drug addiction and spent time in rehab.

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Winona Ryder - The actress hit her rock bottom when she was caught shoplifting from the Saks Fifth Avenue department store in Beverly Hills, California.

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Winona Ryder - Her issues with anxiety, depression, and substance abuse were revealed during the resulting trial, after which the actress took a four-year hiatus from acting.

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Wesley Snipes - The popular actor went from hugely successful to a convicted criminal. In 2008, he was convicted of three misdemeanor accounts of failing to file tax returns and sentenced to three years in prison.

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Wesley Snipes - According to Forbes, at the time Snipes claimed he didn't have to legally pay taxes.

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Nicole Richie - The star's scandalous behavior was once a favorite tabloid and gossip topic.

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Nicole Richie - In and out of legal problems, she also battled an eating disorder and cocaine and heroine addictions. She eventually went to rehab and quit drugs.

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Eric Clapton - One of the greatest rock guitarists of all time battled a serious drug and alcohol addiction for many years.

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Eric Clapton - His alcoholism was featured in many headlines, with some even accusing him of being too drunk to play. He eventually accepted help and overcame his addiction.

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Elton John - The famous singer battled a serious drug addiction and even admitted that there was a time in his life in which all that mattered was cocaine, as reported by Celebrity Dirt.

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Elton John - He suffered an overdose in 1975, but it wasn't until the 1990s that he would kick the addiction and achieve sobriety.

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Fergie - The Black Eyed Peas singer became addicted to meth at 17.

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Fergie - When she was in her 20s, she had an epiphany about quitting drugs and decided to go to rehab and get her life back on track, according to Celebrity Dirt.

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Halle Berry - The Oscar-winning actress was once a struggling young woman who lived in homeless shelters in New York City while attempting to rise to fame.

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Halle Berry - Berry has stated that at the time she asked her mother for help with money, but she refused. However, the actress claims it ended up being one of the best things to happen to her, as reported by the Daily Mail.

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Hugh Grant - The actor shocked the public in 1995 when he was arrested for allegedly receiving oral sex from a prostitute while driving.

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Hugh Grant - Not only did he jeopardize his career, he had to pay a fine and complete an AIDS education course.

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Carmen Electra - When she was in her 20s, the American Playboy bombshell became homeless.

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Carmen Electra - Her former boyfriend allegedly broke up with her and took all her money, as outlined on Celebrity Dirt.

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Kate Moss - The model hit her rock bottom in 2005 after being featured in British tabloids snorting cocaine in public.

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Kate Moss - She was scrutinized in the media for her excessive drug use, but following time spent in a rehab facility she bounced back and continued her career.

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Mickey Rourke - One of the most popular and handsome Hollywood stars of the 80s and 90s, he began drinking and taking drugs, ultimately costing him his fame and fortune.

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Mickey Rourke - He then underwent several reconstructive surgeries before hitting rock bottom. However, he has since revitalized himself and his career, and made a strong comeback with 'Sin City' (2005).

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Robert Downey Jr. - Although he is one of the most beloved actors in Hollywood, he didn't always have his life so put together.

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Robert Downey Jr. - In the 1990s, he struggled with cocaine and heroin addictions and spent time in and out of rehab.

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