hi anyone used clearblue dig ive had faint pos for over a week, i did clearblue dig sat say 1-2 weeks done one today still 1-2 i thought hcg levels where ment to double ive taken them both apart the lines on test strip same colour as sat im 17dpo and my af was due sat , ive had 4 m/c one that gave me faint pos hence the worry any help appriciated x