1. Puberty

2. It’s all about the hormones

3. Females

4. Female Secondary Sex Characteristics Increase in height Increase in perspiration Growth of underarm hair Growth of pubic hair Increase in breast size Widening of hips Increase in size of reproductive organs Beginning of menstruation Formation of mature ova

5. Females

6. Puberty starts about 8-9 years old. Growth spurt Age 11 Small amount of breast tissue Some pubic hair Age 12 Breast tissue increases More pubic hair 70% of girls have first menstrual period Age 13 Continued breast growth, nipple and areola protrude After period starts, girls might grow 3-4 inches more but it is usually less. Age 14-15 Pubic hair and breasts have reached their adult growth rate/size

7. Menstruation- the periodic discharge of blood and mucosal tissue from the uterus, occurring approximately monthly from puberty to menopause in nonpregnant women Ovulation-to produce and discharge eggs from an ovary

8. Ovulation

9. Menstruation

12. Physical Symptoms Joint or muscle pain Menstrual migraines or headaches Nausea, fatigue, and dizziness Weight gain from fluid retention Abdominal bloating Abdominal pain and pelvic cramps Aggravation of chronic conditions like arthritis and ulcers Changes in bowel habits Difficulty with coordination or decreased balance Changes in libido or decreased sexual desire PMS breast tenderness and swelling Acne flare-ups Constipation or diarrhea Edema (visible swelling, particularly in the hands, feet, and legs) Asthma and breathing difficulty Sinus problems or sore throat Heart pounding (palpitation)

13. Emotional and Behavioral Symptoms Tension or anxiety Depressed mood Hopelessness and severe depression Crying spells or tearfulness Mood swings, irritability or anger Appetite changes and food cravings Trouble falling asleep (insomnia) Social withdrawal No interest in relationships or daily activities Decreased alertness, inability to concentrate

15. Males

16. Increase in height Increase in perspiration Growth of underarm hair Growth of pubic hair Broadening of Shoulders Deepening of Voice Increase in reproductive organs Increase in muscle mass Formation of sperm Male Secondary Sex Characteristics

17. Males

18. Puberty starts about 11-14 years old. Growth spurt Body hair Increase in muscle mass Oily Skin-acne Age 13-16 Voice lowers around age 13 Increase in penis size, scrotal size Spontaneous erections Nocturnal emissions

19. Irritable Male Syndrome

20. Symptoms Symptoms of this syndrome in males that are caused by a drop in the male testosterone hormone include: Social withdrawal Anger Hypersensitivity Irritability Anxiety Mood swings Depression Lack of libido Hot flashes Head and back aches Sarcastic Tense Argumentative Frustrated Demanding Sad Impatient Hostile Unloving Withdrawn Defensive Occurs at ages: 15-28, 40-55