If adults do not know how to control their emotions, children will learn from that and get angry when they do not get what they want. Children who are often angry or throw tantrums... are all things that are completely bad for their development.

happy life brings many positive meanings to human mental and physical health. Practicing life skills can help you increase the rate of happiness, live happily, optimistically, at the same time repel dangerous diseases and live longer.

Negative attitudes cause certain hormones to affect heart rate, including epinephrine and norepinephrine. Increased levels of these hormones cause the heart to work harder and constrict the body's blood vessels, causing a temporary increase in blood pressure.