Which year are you in? https://www.optinergie.fr/womenshealth-tokyocom-aabc.pdf#sierra medcitipharmacy.com  By the time it reached maturity, the whale had already sweated out buckets of cortisol, a hormone associated with stress. That might be due to environmental pollution or competition with other breeding whales. The researchers also found pesticides, PCBs, mercury, and flame retardants. All these things washed over the whale's body and were lodged in its wax, although their effects on its overall health remain a matter of speculation.