Chelsea Conaboy

Medical professionals can vaccinate children against pathogens like polio or pertussis, but they have few tools to prevent the chronic illnesses that wreak havoc with so many adult lives and that cost the health care system so much to treat. What would it look like if we could somehow protect small children against those illnesses the way we vaccinate for tetanus or chicken pox?

Arbour Health System, which operates seven inpatient psychiatric facilities and a chain of mental health clinics in Massachusetts, has been repeatedly cited for violating patient-care standards before and since the three deaths, including citations for staffing too few nurses or relying too much on lesser-trained or temporary workers.

Should I eat fish? What kind and how much? What about coffee? Or sushi? What if I forget to take my prenatal vitamin? Will I hurt my baby if I sleep on my back? If I go swimming? If I have sex? If I fly?

Guns or glitter? Ties or tutus? A specialist asks whether gender reveal parties, though well-meaning, might be seen as a symptom of society’s overemphasis on gender.

Parents often are left to figure out for themselves what to buy — and where.

Inducing labor, it was thought, increases a woman’s chances of requiring a Cesarean section, major surgery that could result in complications for mother and baby, and a longer recovery time. Now, a major study suggests that’s not true.

There may be real differences in how men and women respond to infection.

Bernard Lown believes less medical treatment can sometimes be more. Convincing you and your doctor has become a mission for the 91-year-old cardiologist.

Harnessing willpower. Focusing on poor neighborhoods. Launching Obamacare. And still the racial and ethnic disparities in health care persist.

Muji Karim lost his legs in a fiery crash. Now he finds his way by showing others that there is life after injury.

Millions may not know they are infected, but widespread testing is up for debate.

In rural America, social isolation isn't just a private woe. It's increasingly seen as a public health crisis, with new ideas for tackling it.

A program at Newton’s Massachusetts School of Professional Psychology looks to train military men and women to become therapists who can help other vets.