HEALTH NEWS   ·         Novel bitter melon extract show metabolic and anti-obesity effects: Study ·         Study confirms effectiveness of 'watch-and-wait' approach to prostate cancer ·         Vitamin A deficiency is detrimental to blood stem cells ·         Could ultra-processed foods be associated with your insomnia? ·         Group activities reduced depressive symptoms among older people with dementia ·         Night owl behavior could hurt mental health, sleep study finds