4-6 months, infancy because the child can only really hold his head up. The mother is talking about her baby.
That would be the pituitary gland
<span>Cover. Wear a hat or other protective covering to prevent body heat from escaping from your head, face and neck. ...Overexertion. Avoid activities that would cause you to sweat a lot. ...Layers. Wear loosefitting, layered, lightweight clothing. ...<span>Dry. Stay as dry as possible.</span></span>
It's a variable type of pathogen some like it hot when the heat is on or some like if cold where its cold and damp lol remember the some some like hot.