High blood pressure (hypertension) affects 1 in 3 adults in the UK, and can increase the risk of developing life-threatening health conditions such as heart attacks and strokes. It usually does not have any symptoms, so can only be determined…

Head lice (Pediculosis capita) are tiny (up to 3 mm), tan/grey-white/black wingless insects that cling to hairs and suck blood from the scalp. Female lice glue their eggs to the base of hair shafts. Eggs hatch to leave empty white…