Spasmodic dysphonia (SD), sometimes referred to as laryngeal dystonia, is a rare neurological condition impacting the voice and speech that impacts approximately 50,000 people in North America. For people with SD, muscles spasms in the larynx (also known as the voice box) cause the voice to sound tight, strangled or strained.

Robert F. Kennedy Jr. explains why his voice sounds raspy and strained, causing difficulty when he speaks. Here's more about spasmodic dyshphonia

Robert F. Kennedy Jr.’s nomination to be the nation’s top health official is uncertain after a key Republican joined Democrats to raise persistent concerns over the nominee’s deep skepticism of routine childhood vaccinations that prevent deadly diseases.

Robert F. Kennedy Jr. focused a lot of his proposals on diet-related diseases among low-income Americans during his confirmation hearing on Wednesday.

This week many Americans have taken note of the beleaguered Kennedy's distinct voice. It's said to be caused by a neurological condition, experts explain.

Robert F. Kennedy Jr.’s confirmation hearings made clear that he is unqualified to be HHS secretary even beyond his positions on vaccines, writes Dr. Georges C. Benjamin, executive director of the American Public Health Association.

The public dispute between Robert F. Kennedy Jr. and Caroline Kennedy has the political family back in the spotlight. Meet key members of the Kennedy family.

If confirmed by the Senate, Kennedy would head the Department of Health and Human Services (HHS), which oversees many of the country’s health agencies, from the Food and Drug Administration (FDA) to the Centers for Disease Control and Prevention (CDC).

Robert F. Kennedy Jr. said that if he is confirmed he will not collect fees from litigation against the drugmakers of a cervical cancer vaccine.

The man who hopes to be President Donald Trump’s health secretary said he needed to see data showing vaccines are safe, but when an influential Republican senator did so, he dismissed it.

As secretary of the HHS, Kennedy would oversee major health agencies, including the Food and Drug Administration (FDA), the Centers for Medicare and Medicaid Services (CMS), the Centers for Disease Control (CDC),