Congenital heart disease is a malformation of the present at birth.
1) blood
2) arteries
3) lungs
4) heart

Heart, aorta, or other large blood vessels :) so for this question it most fits option number 4 hope this helps.

Explanation:

these are common warning signs of overtraining syndrome:

washed-out feeling, tired, drained, lack of energy

mild leg soreness, general aches, and pains

pain in muscles and joints

sudden drop in performance

insomnia

headaches

decreased immunity (increased number of colds, and sore throats)

decrease in training capacity/intensity

moodiness and irritability

depression

loss of enthusiasm for the sport

decreased appetite

increased incidence of injuries.

a compulsive need to exercise

jomady. when the body perspires due to the temperature rising, trepidation, exercise, or a disease known as hyperhidrosis, then you would lose the sodium and potassium stored in your body, also known as the na+/k+-atpase enzyme.