Please provide your email address to receive an email when new articles are posted on . Patients can get frustrated when personal experience does not match objective measurements. Self-reported visual ...

Neuroplasticity is the brain's ability to reorganize its structure, functions, and connections in response to experience, injury, or disease. It allows the brain to change and adapt, for example, by ...

Subjective associations of poor sleep are known to be linked with worse health-related quality of life in Parkinson disease, but correlating objective measures are harder to find. Researchers sought ...

In response to Ann Abramowitz’s call for objectively measuring vouchers before considering them a success [“Voucher program calls for objective evaluation,” July 17], one of the difficulties with ...