These college students moonlight as ‘grandkids' for hire. Seniors love it.

The technology world, plagued by a lack of privacy and security, is looking for solutions. To increase trustworthiness of computers, transactions, and pretty much anything online, blockchain is being used all around the world. While blockchain was first used by the cryptocurrency Bitcoin, it is now being used in such diverse ways as to track business products, trade in the stock market, and support musical collaboration. Blockchain's applications are continuing to grow and spread.

For patients with tuberculosis, it is vital that they take their medicine consistently and on schedule, even after they are no longer contagious, which can be time consuming and expensive for public health departments to manage. Teleconferencing has helped people remember to take their medications, even during a disaster like Hurricane Harvey.

Prescription drug mointoring programs provide a doctor with information about a patient’s prescriptions and—in some states—drug-related hospitalizations and arrests. With this tool, doctors are better able to identify drug-seeking behavior and intervene with at risk patients.

As our loved ones age, their driving skills can change. Through expert opinions from the Area Agency on Aging and the Alzheimer's Association, several measures can improve this transition for caregivers and their loved ones. These steps include how to approach them and where to find educational driving materials. Moreover, the necessity of having a plan in place is emphasized to ensure seniors have a means of transportation in order to prevent depression and other ailments.

Santa Monica, California piloted an experiment that sends rental checks to seniors in the city. After seeing positive results, the program now plans to expand 10-fold.

In the Navajo Nation, more than 70 percent of local income leaves the tribal area, but one effort is helping native-owned businesses expand their reach. Change Labs, a business incubator, helped birth Rez Rising, an app that helps people find and shop with native-owned businesses, which often find obstacles to entrepreneurship like listing a physical address or operating a website.

The Alzheimer’s and Dementia Care program at UCLA in California is offering a new kind of patient-centered care that has helped bring relief to families in the region. The program, which creates a care plan "that builds in medical needs, solutions for caregiver stress and cultural traditions unique to each person and their family," has resulted in decreased stress and symptoms for patients and increased confidence and support for caregivers.

DOROT is a non-profit organization that matches seniors with younger adult volunteers for social visits to combat isolation and loneliness and to promote intergenerational friendships. Many of the seniors are widowers and social isolation can lead to negative health consequences. The organization also delivers fresh meals and holds other events, but was unable to operate as usual once the Covid-19 pandemic hit, so DOROT helped seniors set up Zoom for online conferencing. The group has matched 500 seniors with volunteers and advises similar programs across the country. Many pairs have formed deep friendships.

An ophthalmologist has created a smartphone application that allows not just doctors, but also non-specialists such as teachers, to conduct eye tests. The application helps those living in remote areas to access a service they otherwise may not be able to get and also allows for the few ophthalmologists who live in the area to only see the cases that are deemed necessary.

Singapore's aggressive pandemic response in conjunction with strict university rules has helped keep campuses free of COVID-19 cases so far. As a country, free testing and medical care has ensured that positive cases can be isolated quickly, while at the university level, the use of technology, zoning rules, and penalties for those who do not comply have worked to safeguard public health.