No diet is likely to treat autistic people on a large scale, but diets based on a genetic profile may bring big benefits to a few.

Two agency letters put California-based Liveyon on warning and alert the public to the risks associated with stem-cell based therapies for autism.

The drug popularly known as ecstasy may boost sociability through brain circuits distinct from that underlying its ‘high.’

Autistic people have long maintained that repetitive behaviors are beneficial. Emerging evidence in support of this idea is shaping new therapies.

A mix of two drugs eases hypersensitivity to noise in mice missing an autism gene — offering the promise of a similar treatment for autistic people.

Blocking one form of an enzyme implicated in autism eases unusual behaviors and seizures in mice missing a top autism gene.

After a decade of working with the Phelan-McDermid Syndrome Foundation, Geraldine Bliss has co-founded a new organization to develop therapies for the condition.

Special diets that eliminate certain foods or contain added supplements have minimal impact on autism traits, according to a review of 27 clinical trials.

An experimental drug tamps down the expression of a gene duplicated in an autism-related condition and restores typical behavior in mice.

A single dose of cannabidiol, a component of marijuana, eases seizures and improves learning and sociability in mice with mutations in an autism gene called CDKL5.