HEALTH NEWS   ·         Small but mighty: the hidden power of broccoli sprouts ·         Scientists discover how wasabi kills cancer cells ·         Certain per- and polyfluoroalkyl 'forever chemicals' identified as potential risk factor for thyroid cancer ·         Exercise found to be nearly as good as Viagra in overcoming erectile dysfunction ·         Low plasma coenzyme Q10 levels as an independent prognostic factor for melanoma progression ·         Study finds that 20–25 minutes of daily physical activity may offset death risk from prolonged sitting