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17 - Emerging Adulthood: Biosocial Development

17 - Emerging Adulthood: Biosocial Development. Ages 18 – 25. Growth & Strength. Body changes. Good health Full height Girls – 16 years old Boys – 18 years old Immune system well developed Senescence (Aging) Begins in late adolescence. Sexual activity.

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17 - Emerging Adulthood: Biosocial Development

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  1. 17 - Emerging Adulthood: Biosocial Development Ages 18 – 25

  2. Growth & Strength

  3. Body changes • Good health • Full height • Girls – 16 years old • Boys – 18 years old • Immune system well developed • Senescence (Aging) • Begins in late adolescence

  4. Sexual activity • Sex activity is vigorous, infertility rare, orgasm frequent, birth (comparatively) easy • Sex hormones peak about age 20 • Frequent intercourse (w/o contraception)- a women in 20’s will become pregnant within three months • Contraception = reduced birth rate + increased sexual activity (in unmarried adults)

  5. Sexually transmitted infections (STI’s) • About half the time STI’s have no symptoms • Half of emerging adults = at least oneSTI • Increased to epidemic proportions due to: • Changing sexual behaviors • Globalization

  6. Sex & emotional stress • Emotional stress as relationships begin and end • Emotional pain & frustration can occur from differing attitudes on the purpose of sex

  7. Attitudes on the purpose of sex • Reproduction (Children) • More women • Relationship (Intimacy) • More women • Recreation (Fun) • More men

  8. Psychopathology • Increases in emerging adulthood • Double that for adults over age 25

  9. Mood disorders • Bipolar disorder • May begin in childhood and become more severe in adulthood • Depression • Most common mood disorder • Possibly rooted in neurotransmitters and hormones

  10. Anxiety disorders • Panic attacks • PTSD – Post Traumatic Stress Disorder • OCD – Obsessive Compulsive Disorder • More common worldwide than depression

  11. Schizophrenia • About 1% of adults • Disorganized thoughts (Word salad) • Delusions (Thoughts) • Hallucinations (Seeing or hearing) • Inappropriate emotions • Symptoms usually begin in adolescence

  12. Good Health Habits

  13. Exercise • If not fit = 4 times more likely to have diabetes and high blood pressure 15 years later

  14. Eating well • Set point (Thermostat) • Creates stable weight • Affected by: age, genes, diet, hormones, and exercise • Body mass index (BMI) • How fat you are • Ratio of weight (in kilograms) divided by height (in meters) squared

  15. Taking Risks • Greater willingness to take risks • Sexual behavior • Drive without seat belts • Carry guns • Use addictive drugs • Extreme sports • Bunge jumping • Base jumping • “Living on the edge”

  16. Drug abuse • Abuse = Impairs biological or psychological well-being • Addiction = Absence of drug produces a biological drive to get more • Particularly common among people that die violently • Suicide, homicide, or car accident

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