Many clinical trials, including those related to autism, do not report their results within a year of their completion.

Many people with autism have difficulty falling and staying asleep, but there may be ways to help them.

A class of medications used to treat obsessive-compulsive disorder seems to ease compulsive behaviors in adults with autism. Why can’t we tell if these medications work similarly in children with the condition?

Few of the most popular early treatments for autism are supported by strong evidence, according to two new studies.

Some scientists say an immune condition called PANDAS affects as many as 1 in 200 children who have traits similar to those of autism. But many experts contest that figure — and even the condition’s very existence.

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.