The video discusses common respiratory diseases like cold and flu, highlighting their differences, symptoms, and causes. It explains how cold weather influences disease spread and the body's defense mechanisms, including the role of mucus and sneezing. The video also covers the pain associated with flu, recovery tips, and medical advice on treatment and medication.

What is the primary cause of the common cold?

• Fungi

• Influenza virus

• Rhinovirus

• Bacteria

Why are respiratory diseases more common in winter?

• Viruses are less active in cold temperatures

• The immune system is stronger in winter

• People spend more time outdoors

• People are more often in closed spaces

How does fever help in fighting the flu?

• It reduces the production of mucus

• It increases the division of pathogenic cells

• It makes the immune cells move more efficiently

• It decreases the body's temperature

What is the role of mucus during a cold?

• To dry out the airways

• To trap and expel microbes

• To cause joint pain

• To increase the body's temperature

What should you do if you have a severe flu?

• Take antibiotics immediately

• Ignore the symptoms and continue daily activities

• Consult a doctor and rest

• Rely on home remedies only