The human population has doubled in 48 years, and worsening climate change has left the world facing serious health risks, from infectious diseases to hunger and heat stress.

By analyzing enzyme activity at the organism, tissue, and cellular scales, new sensors could provide new tools to clinicians and cancer researchers.

Some states already allow pharmacists to provide birth control to patients with a prescription. But FDA approval of an over-the-counter birth control pill could greatly expand access.

The system measures biological and environmental changes, and detects contact between the mask and the wearer’s skin.

A system for monitoring motion and muscle engagement could aid the elderly and athletes during unsupervised physical rehabilitation for injuries or impaired mobility.

Greater availability of de-identified patient health data would enable better treatments and diagnostics, the researchers say.

A machine-learning method finds patterns of health decline in ALS, informing future clinical trial designs and mechanism discovery. The technique also extends to Alzheimer’s and Parkinson’s.

"For patients, the message is clear and reassuring: Telemedicine is an effective and efficient way of receiving many kinds of health care."

By continuously monitoring a patient’s gait speed, the system can assess the condition’s severity between visits to the doctor’s office.

An MIT-developed device with the appearance of a Wi-Fi router uses a neural network to discern the presence and severity of one of the fastest-growing neurological diseases in the world.