noun, Physics, Chemistry. 1. a succession of elements initiated in the radioactive decay of a parent, as thorium or uranium, each of which decays into the next until a stable element, usually lead, is produced. Also called decay series.
Report Abuse. Healing times for cartilage is 3-6 months. However, a lot of people say it takes closer to a year for the piercing to heal properly and feel truly stable.t can take a year for deep cartilage piercings. won't be sore for that long, but it may be that long until it's fully healed and you can sleep on it. Source(s): i have several.
3 doctors agreed: Varies: Recovery from achilles injuries or tendonitis is often very gradual. After a simple debridement surgery , it may take 6 weeks to return to normal activities of daily living (adls) and 3 months to return to athletic activity. The lengthiest return is from an achilles rupture repair.