Social Health — Maharashtra (SSC) Class 10 Science Solutions (Free)

Addiction is a psychological and physical dependence on a substance or behavior, characterized by loss of control, compulsive use despite harmful consequences, and withdrawal symptoms upon cessation. Three commonly abused substances: (1) Alcohol - depressant affecting brain function, causing liver damage, addiction, impaired judgment. (2) Tobacco/Nicotine - stimulant highly addictive, causes lung cancer, heart disease, respiratory problems. (3) Cannabis/Marijuana - psychoactive substance affecti…

Smoking health effects: Respiratory system - (1) Damages lung alveoli reducing oxygen absorption. (2) Increases mucus production causing chronic cough. (3) Increases risk of lung cancer, bronchitis, emphysema, asthma. Cardiovascular - (1) Nicotine increases heart rate and blood pressure. (2) Carbon monoxide reduces oxygen in blood. (3) Increases atherosclerosis and blood clots. (4) Heart attack and stroke risk increases. Other - (1) Weakens immune system increasing infections. (2) Reduces bone d…

Stress effects: Physical health - (1) Triggers fight-or-flight response releasing cortisol and adrenaline. (2) Increases heart rate and blood pressure. (3) Weakens immune system - susceptibility to infections increases. (4) Causes insomnia disrupting sleep quality and recovery. (5) Muscle tension leading to headaches and back pain. (6) Digestive problems - ulcers, irritable bowel syndrome. (7) Long-term stress causes cardiovascular disease and diabetes. Mental health - (1) Anxiety and panic atta…

Immunization - introduction of vaccine to stimulate immune response against specific pathogens. How it works - (1) Vaccine contains weakened or inactivated pathogen or its antigen. (2) Immune system produces antibodies against the pathogen. (3) Memory B cells and T cells develop long-term immunity. (4) Upon exposure to actual pathogen, immune system quickly recognizes and destroys it. (5) Prevents disease or reduces severity. Types - (1) Live attenuated - weakened pathogen (MMR, chickenpox). (2)…

Social health - ability to interact effectively with others and maintain meaningful relationships within society. Components - (1) Strong interpersonal relationships with family and friends. (2) Effective communication and conflict resolution. (3) Sense of belonging and community participation. (4) Cooperation and teamwork in social groups. (5) Respect for cultural and social norms. (6) Contributing to society positively. Importance - (1) Reduces loneliness and depression risk. (2) Increases hap…