Which aspect determines a health sources credibility?

Is it bad to eat kief? Can drinking body wash kill you? What is the night before Halloween called in Detroit? Why would you report uncharacteristic or inappropriate behaviour about a client? What is LH? Why do feet smell so nice? What stimulates the adrenal medulla to secrete its excitatory hormones? The biggest factor in determining whether you experience stress as positive or negative is? Is it normal for your period to start four days after taking a 21 days contraceptive pills? What is the relationship between chain length and Rf value? Why do girls breathe heavily? You are 12 years old and weigh 149 pounds and are 4 feet and 12 inches tall? What is true regarding the effects of fatigue? Which is the shortest month in a year? What are some of the rights and responsibilities in relationships? How would gas exchange be affected at the top of a tall mountain where air pressure is lower and there is less oxygen then at lower elevations? How tall is 5 feet and 4 and a half inches? Why girls livings near sea have perfect figure? Should you wait for someone who is in prison? Should clyogest be inserted anally or vaginally?

Which aspect determines a health sources credibility?