LISA WITEPSKI ACCESS to sanitary pads continues to be a major challenge for many South African women – but one that entrepreneurs Lindiwe Nkuna and Matefo Morakeng are determined to address. Here is a frightening statistic: according to Globalhealth.org, around 3.7 million South African girls are unable to afford sanitary pads. Added to this, around 30% of learners miss out on school during their periods, precisely because of this lack of access. Lindiwe Tinny Nkuna Although it is this worrying trend that has caused many South Africans to take note, at long last, of the impact of menstruation on the…