Sentences with phrase «skin over the course of a month»

Some changes in the skin over the course of a month are normal — after ovulation the increase of progesterone makes breakouts more likely.

Program is secreted onto the skin over the course of the month, so itdoesn't wash off.

Not exact matches

When more than 30 poison dart frogs in captivity at the National Zoo in Washington died over the course of several months in 1996, the perplexed pathologists sought to identify a mysterious organism on the frogs» skin.