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Index: Human Health & Diseases | Biology Class 12 - NEET PDF Download

1. Common Diseases in Humans

2. Immunity

3. AIDS & Cancer

4. Drugs & Alcohol Abuse

5. General

6. Previous Year Tests

7. Tests of Chapter: Human Health & Diseases

8. NCERT Books & Solutions

The document Index: Human Health & Diseases | Biology Class 12 - NEET is a part of the NEET Course Biology Class 12.
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FAQs on Index: Human Health & Diseases - Biology Class 12 - NEET

1. What are the common types of human diseases?
Ans. Common types of human diseases include infectious diseases (caused by pathogens like bacteria, viruses, and fungi), chronic diseases (such as diabetes, heart disease, and cancer), autoimmune diseases (where the immune system attacks healthy cells), and genetic disorders (inherited conditions like cystic fibrosis and sickle cell anemia).
2. How can lifestyle choices impact human health?
Ans. Lifestyle choices such as diet, physical activity, smoking, and alcohol consumption significantly impact human health. A balanced diet and regular exercise can lower the risk of chronic diseases, while smoking and excessive drinking can lead to various health issues, including respiratory diseases and liver damage.
3. What are the signs and symptoms of common diseases?
Ans. Signs and symptoms vary by disease, but common indicators include fever, fatigue, pain, and changes in appetite or weight. For example, diabetes may present with increased thirst and frequent urination, while heart disease might manifest as chest pain and shortness of breath.
4. How can diseases be prevented?
Ans. Diseases can be prevented through various measures, including vaccinations, maintaining a healthy lifestyle (proper diet and exercise), practicing good hygiene (handwashing and sanitation), and regular health screenings to catch potential issues early.
5. What is the importance of mental health in overall human health?
Ans. Mental health is crucial for overall human health as it affects emotional well-being, behavior, and physical health. Poor mental health can lead to chronic diseases, affect relationships, and impair daily functioning, underscoring the need for mental health awareness and support.
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