Hayden Panettiere unveiled her struggles with fame in bestselling memoir just months before death

Panettiere, known for her roles on the hit NBC series Heroes and musical drama Nashville, was remembered as 'an incredible light and a force of nature.'

Actor Hayden Panettiere, who has died aged 36, recently spoke about grief, postpartum depression and relinquishing custody of her child.

Actor Hayden Panettiere, who has died aged 36, recently spoke about grief, postpartum depression and relinquishing custody of her child.

Actor Hayden Panettiere has died at 36. Nathan Congleton/NBC via Getty Images "Heroes" actor Hayden Panettiere has died at 36, her representative told ABC News. In May, she released a memoir detailing her struggles with postpartum depression and alcoholism. She wrote that after giving birth to her daughter in 2014, sh