Young people who use screens before sleeping have more sleep problems Young people (13-18 years) who use light-emitting screens daily in the hour before going to sleep have more sleep problems.
Is screening for sexually transmitted infections as part of HIV care cost-effective in the Netherlands? Routine screening for anorectal chlamydia among HIV-positive men who have sex with men (MSM) could avert further spread of chlamydia and HIV in the total MSM population.