Hypothalamic-pituitary-adrenal axis. It's principal effects are increased production of cortisol by the cortex of the adrenal gland.
Answer:
Emotional change is not a warning sign of stress
Lymphatic system is the body system that is responsible for collecting fluid leaks. It is a network of body tissues that help get rid of body toxins, wastes and other unwanted materials. IT fights infections to our body. Lymphatic vessels are the vessels that carried the fluids to out Lymph.
The answer would be, Low self-esteem