Dental therapists, who can fill cavities and check teeth, get the OK in more states

Washing hands in between contact with patients is one of the most important things a healthcare worker can do to prevent the spread of disease and reduce the rise of superbugs like MRSA. A new technology is increasing rates of hand washing by displaying, via a sensor in an employee's badge, whether the healthcare provider has washed their hands recently.

A overview of 2014's Fixes columns - connecting the dots between 60 or so ways that people are trying to change the world.

The highest hospital costs come from preventable emergency room visits. A doctor in Camden developed a home visit program which gives better and cheaper care.

A nutrient powder can save anemic children, but the people who could benefit are distrustful. Having local mothers distribute the supplement was successful in Bangladesh.

While critics argue that Naloxone isn't safe for over-the-counter use, some cities have found success distributing Naloxone to community members to help save lives of addicts who overdose. Naloxone can be administered to help those overdosing survive and jump-start the withdrawal process.

Although patients go to hospitals to receive medical care, many Americans will acquire infections that did not already have them. The United States as a whole has made modest progress at reducing the rates of hospital-acquired infections. Spearheading the efforts, the Veterans Affairs Medical Centers have devised anti-MRSA strategies to keep patients safe.

To educate and prepare new mothers, Centering Pregnancy and Centering Parenting sites in the United States offer community-based patient-centered care in low-income areas. Centering offers interactive learning, check-ups, and social support, so that women can take charge of their health.

Latin American women in San Francisco have suffered from post-partum depression, social isolation, and chronic stress at the time of their pregnancies. Run by midwives, the Centering Pregnancy program at the San Francisco General Hospital provides patient-centered care, an environment to speak in Spanish, and a nurturing community for women’s group appointments. The results boast fewer c-sections and pre-term births, and an improvement in emotional support and overall prenatal health.

Post-traumatic stress has dire consequences for U.S. veterans, including an increase in suicide, and not all therapeutic treatments for the disorder have succeeded. To treat and potentially cure the effects of PTSD, the Center for Mind-Body Awareness offers veterans Buddhist-inspired meditation, and mindfulness, as well as skills to develop creative expression.

The health problems of millions of Americans are directly related to patients' failure to follow doctors’ orders. Community health workers are increasingly successful in New York and other American cities – not to substitute for doctors, but to help patients stick to their treatment plans.