Raised in Northern California, Kenny excelled in football and had big dreams of playing in the NFL, but a misstep in high school triggered a series of events that left him homeless and addicted to dangerous amounts of fentanyl.

Brothers Daniel and Robert were on the road to success. Daniel was headed for a career with the NY Yankees and Robert was an aspiring civil engineer. Injury ended a once bright career for Daniel who slid into using pain pills and then heroin to cope.

Carrie was a yong boxer with a shot at going pro, but losing an important fight triggered the trauma of being deserted by her father and she turned to drugs to cope. Now Carrie's boxing career is on hold, she's living on the streets and hustling for her next fix.

Eddie, an All-American baseball player in college with offers to play in the majors, was pursuing two master's degrees but school pressure and his father's overbearing expectations pushed Eddie to drink and gamble heavily. His addictions have left him divorced, homeless, and in legal trouble due to five DUI charges.

Adam was once one of top skiers in the United States. As a Marine, he served in 15 countries, including Iraq and Afghanistan on terrorist-related missions. But when he came back home from overseas, he was diagnosed with post-traumatic stress disorder and started drinking. His alcohol abuse is ruining his

Rocky Lockridge, once a world champion lightweight boxer, is now a homeless crack addict living on the streets of Camden, New Jersey. He began abusing cocaine whilst the champion, but switched to crack after his boxing career ended.

When he was five, Donald's parents divorced. He longed for a strong father figure, but his father had very little contact with him. Donald became a gifted boxer, but ultimately chose drugs over his career. He joined a violent gang and turned to stealing to support his crack habit. Now

Aaron was a mixed martial arts champion, but at the height of his career he started working in adult films. Through the porn scene, Aaron was introduced to crystal meth. His daily habit took over and he lost both his film and fighting careers.

Tressa, 32, attended college on a track and field scholarship and became one of the world's top female shot-putters, earning a spot on the U.S. Olympic team. But Tressa's dreams were shattered when a routine drug test revealed that she had been living a double life as an Olympic hopeful

As a former clean-cut track star, John's life used to revolve around athletics. Now, after a leg injury ended his running career, John spends his time abusing his body with alcohol, marijuana, ecstasy and hallucinogenic drugs.  

After a troubled childhood that sent him to juvenile hall for felony arson, Chad's father introduced him to cycling at age 15. Chad went pro and cycled on the same team as Lance Armstrong. But after getting kicked off the team for "personality conflicts," Chad was crushed and turned to

He was once a championship bodybuilder and successful property owner. But when he turned 30, Derek felt he was over the hill and became severely depressed. He started drinking to cope with the pressures of marriage and the responsibilities of getting older.

Howard, 39, is a driving instructor to celebrities, the CIA, and the FBI, but he drinks when he can't get high from driving fast. Now, Howard's doctor has told him his liver is failing, and unless he stops drinking, he will die.

Antwahn played professional basketball for the Los Angeles Clippers and in Europe for over a decade, but when a serious knee injury ended his career he began to binge on crack-cocaine and ended up on skid row.