Science and Health News

Broken links between retinal ganglion cells and target structures throughout the brain spell permanent vision loss. But in a new study, these long-distance connections — and partial vision — were restored.

New DNA from understudied groups reveals modern genetic variation, ancient population shifts

Clinical trial results suggest that JAK inhibitor may be first effective treatment for people with an autoimmune type of hair loss

Newly released Pitt study, published today in JAMA, finds commercially available wearable devices for gauging physical activity are not useful tools for weight loss

Eiliton, a Russian company headquartered in the Dubna special economic zone outside Moscow, has received a $38,000 Moscow Oblast government grant to develop Russia’s first automatic analyzer for in vitro medical tests, portal Rusnanonet.ru reported.

Seasonality has shown to have a significant influence on sexual function and the pineal gland plays a key role in the neuroendocrine control of sexual activity. The retinohypothalamic tract carries information on the cycles light/dark to the suprachiasmatic nucleus of the hypothalamus that projects to the pineal gland and inhibits the production of melatonin [1].

Active monitoring is as effective as surgery and radiotherapy, in terms of survival at 10 years, reports the largest study of its kind, funded by the National Institute for Health Research (NIHR).

For example, lay people think that the sickest patients and those on waiting lists should be treated first, while ethicists – and to some degree medical professionals – tend to have a different set of priorities. This is the conclusion of a study by ETH researchers investigating the principles that apply to the fair allocation of scarce medical resources.