Creatinine levels relate to both muscle mass and to kidney function. As you age, your muscle mass decreases but your kidneys tend to function less effectively. The net result is not much change in creatinine levels in the blood as you get older.
As a result, California employers are required by law to have workers' compensation insurance, even if they have only one employee. And, if your employees get hurt or sick because of work, you are required to pay for workers' compensation benefits.
California Paid Family Leave. As noted above, California employees may also receive benefits for time off spent caring for a seriously ill family member or bonding with a new child. The requirements for receiving paid family leave (PFL) are similar to the rules for receiving SDI for a disability.