Puberty Sexual Education For Boys And Girls 1991 English29l Updated (2026)

As "1991" falls into a distinct historical era of health education—specifically the transition from the "Hygiene" model of the 1950s-70s to the "Comprehensive Sexuality Education" model that began emerging in the late 80s and 90s—this guide breaks down what a paper or curriculum with this title would typically cover.

1. Enlargement of testicles and penis: The testicles and penis increase in size, and the scrotum becomes more prominent.
2. Growth of facial and pubic hair: Boys develop facial hair, and their pubic hair becomes thicker and more curly.
3. Deepening of the voice: The voice becomes deeper and more resonant.
4. Muscle growth and development: Boys experience an increase in muscle mass and strength.

Changes for Girls

• Breasts develop – First small lumps (“breast buds”), then fuller breasts.
• Hips widen – The pelvis gets wider for possible future childbirth.
• Menstruation (periods) – About once a month, the lining of the uterus leaves the body as blood through the vagina. This usually starts between ages 9 and 16.
• Vaginal discharge – A clear or whitish fluid is normal and helps keep the vagina clean.

1. Be Patient and Kind to Yourself: Puberty can be a tumultuous time; be gentle with yourself and others.
2. Respect Boundaries: Understand and respect others' personal space and choices.
3. Stay Informed: Continuously learn about your body, relationships, and sexual health.

• Acne: A skin condition that causes pimples and inflammation.
• Consent: Agreement to participate in sexual activity.
• Monogamous: A relationship between two people who are committed to each other.
• Nocturnal emissions: Wet dreams or ejaculation during sleep.
• Period: Menstruation or monthly bleeding.
• Safe sex: Practices that reduce the risk of STIs and unwanted pregnancy.
• STIs: Sexually transmitted infections.

• Male and female reproductive systems.
• Hormonal changes and physical development.
• Hygiene and emotional well-being.

10. When to See a Doctor – Red Flags (Updated from 1991)

For boys: