Healthtalk.org-provides information about early menopause, including women talking about their own experiences

Mymonthlycycles.com Provides free fertility calendars for you to track you changes in your menstrual cycle and will interpret changes for you. You can also add notes, track PMS symptoms, doctor appointments, and get email reminders and much more.

Myfertilitycharts.comProvides free fertility calendars for you to track you changes in your menstrual cycle. It has both a paid and a free version as well as a mobile app. The paid version comes with additional features.

The Daisy Network – a support group for women with premature ovarian failure

Fertility friends– A fertility and infertility support network

Fertilityet.org.uk -Provides fertility education and training on how to use a fertility chart

Fertilityfriend.com – Provides education and training, question and answers, discussion forums, gallery of fertility charts and lots more. It has both a free and a paid version

Tcoyf – Provides free downloadable charts and also allows you to do charting online through Ovagraph.com. Ovagraph comes with a mobile app and you can store as much data as you wish.