This document discusses how climate and weather affect the major human body systems and health. It outlines how extreme temperatures, humidity, and different seasons can impact the respiratory, musculoskeletal, digestive, circulatory, nervous, and skin systems, as well as psychology and behavior. Certain weather conditions are more conducive to the growth and spread of infectious diseases. Maintaining proper hygiene is important for health especially during climate changes.
6. MAIN SYSTEMS OF HUMAN BODY
ο RESPIRATORY
ο MUSCULOSKELETAL
ο DIGESTIVE
ο CIRCULATORY
ο NERVOUS SYSTEM
ο SKIN & SOFT TISSUES
ο PSYCHOLOGICAL
7. Respiratory System
ο The Air is Inhaled in the body through
Respiratory Tract.
ο Thatβs why it is affected most by weather
changes
14. Circulatory System
ο Cold reduces the
Diameter of the
Blood vessel
causing reduced
flow
ο Hot dilates the
vessels causing
perspiration & low
B.P., dehydration
15. Nervous System
ο Cold causes nerve roots
pain
ο Hot causes burning
ο Cold stimulates brain
activity
ο Hot reduces the speed of
the process
ο Sun Stroke , Convulsions
16. Skin Problems
ο Perspiration in Hot &
wetness in Rainy season
causes- Fungal
Infections groins, clefts
ο Taenia Paedis
ο Summer/ Cold Rashes
ο Cracks of the
Heels, palms
ο Exfoliation of skin & lips
ο Dryness of skin in both
17. Psychology & Behavior
ο Hot causes
Confusion, Slow
mentation, Drowsiness,
ο Hot increases
Anger, Irritability
ο Severe cold causes
apathy, lack of attention
20. Weather Changes & Infections
ο Fever is a part of
Immune Mechanism to
abolish the germs
causing infection
ο Fever Helps to kill
Viruses & Bacteria by
increasing the
Temperature of the
Body which is not
favorable for the germs
to grow.
23. Direct & Indirect Effects
Climate & Weather changes cause-
ο Direct effects which are mainly
Physiological
ο The indirect effects of Weather due to
irresponsible Social Behaviour & Public
Health Negligence β Result into
Infectious Diseases & their Epidemics