A lobotomy in which the white fibers that connect the thalamus to the prefrontal and frontal lobes of the brain are severed, formerly performed to treat behavior that was considered to be abnormal.
Depends on who issued it - for an exact date, contact the issuing agency. Red Cross CPR certifications last for 2 years and American Heart Association certifications last for 2 years. Regardless how long the certification is good for, certain standards like NFPA require it annually. Be sure to check your company policy. Best case practice yearly in regards to OSHA training requirements (BBP).
Both major providers of CPR/AED first aid training in the United States offer certification that lasts for two years from the date the course was completed. The American Heart Association and the American Red Cross cover similar course content but award certificates independently of each other.