Psychology & Psychiatry

SAD lamps: Experts explain how they help the winter blues

Have you ever noted that you sleep more in the winter months? Or eat more carbs or have low energy? If you do, then you might be one of the around 6% of the higher latitude populations with seasonal affective disorder (SAD).

Ophthalmology

Light quality found to enhance contrast vision

Prof Sei-ichi Tsujimura of the Nagoya City University and Prof Su-Ling Yeh of National Taiwan University and Kagoshima University, have discovered that our visual acuity (contrast sensitivity) can be improved by using a light ...

Health

Key to post-stroke recovery: Exercise

Physical activity after a stroke may be crucial to a more successful recovery, according to a study by Swedish researchers.

Medical research

'Good autoantibodies' could help against long COVID

Sometimes in the laboratory there are unexpected results. "Previously it had been observed that autoantibodies are common in severe COVID patients, those who end up in intensive care," says Jonathan Muri, postdoctoral fellow ...

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