Rob Stein

The Trump administration is considering removing aluminum from vaccines, a move opposed by most public health experts.

What to know about getting an updated COVID-19 vaccine

The Centers for Disease Control and Prevention accepted a controversial recommendation from outside vaccine advisers to tighten guidelines for the COVID vaccine.

The CDC still hasn't issued COVID vaccine guidelines, leaving access in limbo

Access to the COVID-19 vaccines remains difficult because of an unusual and unexplained delay by the Centers for Disease Control and Prevention in accepting recommendations from its advisers.

Scientists created the eggs using DNA from adult skin cells, a step that could someday potentially lead to new ways to treat infertility and enable gay couples to have genetically related children.

If you're not over 65 or have certain risk factors, it might be hard to get one but not necessarily impossible. Here's what to know about the confusing and fast-changing rules for getting the shot.

Though the FDA narrowed criteria for the shots, many people still want them, to avoid illness and protect vulnerable family members. Some are turned down at the pharmacy or have to jump through hoops.

The new federal restrictions on who can get the new COVID-19 vaccines are causing anxiety, frustration and anger around the country as people scramble to navigate the confusing patchwork of rules.

Though the FDA narrowed criteria for the shots, many people still want them, to avoid illness and protect vulnerable family members. Some are turned down at the pharmacy or have to jump through hoops.