Marines must request paternity leave within 25 days after the birth of the baby. If deployed, the commander can approve paternity leave within 90 days of deployment and can authorize it outside that time period for extraordinary circumstances.
An injury to a nail may result in the loss of the nail. As long as the nail bed itself wasn't damaged, a lost nail should eventually grow back. Healthy fingernails grow at a rate of about 0.10mm per day, but toenails are slower, growing at only about one half to one third of a fingernail's rate.
How to Regrow Nails. Growing a set of healthy nails can be a challenge. This is especially true if one of the nails was lost to due to an accident, or a session of overzealous biting. Nails grow from an area under the cuticles known as the matrix, which is a living part of your nail bed. As the nails grow, older sections become hardened and are pushed out. This become the white section of finger and toe nails. There are several ways to help a nail stay strong and regrow.