The menstrual cycle is from Day 1 of bleeding to Day 1 of the next time of bleeding. Although the average cycle is 28 days, it is normal to have a cycle that is shorter or longer.Girls usually start having menstrual periods between the ages of 11 and 14. Women usually start to have fewer periods between ages 39 and 51. Women in their 40s and teens may have cycles that are longer or change a lot.he menstrual cycle is from Day 1 of bleeding to Day 1 of the next time of bleeding. Although the average cycle is 28 days, it is normal to have a cycle that is shorter or longer.
If you have employees, including household employees, keep your employment tax records for at least four years after the date that payroll taxes become due or is paid, whichever is later. This should include forms W-2 and W-4, as well as related pay information including benefit forms.
Keep for seven years If you fail to report more than 25 percent of your gross income on your tax returns, the government has six years to collect the tax or start legal proceedings. So when it comes to determining how long to keep tax recordsâelectronic and paperâ we recommend seven years, just in case. Keep forever Essential records such as birth and death certificates, marriage licenses, divorce decrees, Social Security cards, and military discharge papers