Ear Problems. Ear problems are often caused by an infection. However, other conditions may also cause ear pain or discomfort. Follow this chart for more information about ear problems. Our trusted Symptom Checker is written and reviewed by physicians and patient education professionals. Find a possible diagnosis by choosing a symptom and answering a few simple questions.
Body hair really gets going during puberty. Some boys will start to notice hair growing on their face around the chin, on the cheeks, and above the lip. Also, hair grows on the chest, the armpits, and even down there in the pubic region.
1 Boys usually start to show the physical changes of puberty between the ages of 11 and 14, which is slightly older than when girls start puberty. 2  The male sex hormone called testosterone and other hormones cause the physical changes. 3  A boyâs brain is maturing while his body is changing.