Observational data on communities that live longest have continuously come up with simple habits that appear to explain their longevity. High on the list is physical activities. Those who live longer appear to be constantly on the move, mostly on their feet. They use every excuse to walk, run around, and do some physical chore. Granted, this is easier for rural communities.
Prolonged period intervals mandate gynecological review to work out the cause. Majority of women will have a condition called polycystic ovarian syndrome (PCOS). The diagnosis will be confirmed following hormone tests and pelvic imaging. A minority may be diagnosed with rarer causes.
The human papilloma virus (HPV) commonly affects humans, and is usually transmitted sexually. But most HPV infections are temporary and have little longterm health effects. Majority of people clear the virus within 2 years. It is only in cases where the virus persists that untoward health effects usually manifest. Some HPV strains are associated with cancers of the cervix, vagina, vulva, penis, anus and even cancers of the throat.
You must however accept the reality that you may take longer to conceive, or even end up not conceiving at all. You must immediately consult a fertility specialist and get a full reproductive evaluation done.