A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 395

Filename: models/Common_model.php

Line Number: 292

Backtrace:

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 292
Function: _error_handler

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/modules/Article/controllers/Module_article.php
Line: 52
Function: get_all_child

File: /home/health365s.com/public_html/application/third_party/MX/Modules.php
Line: 76
Function: category

File: /home/health365s.com/public_html/application/controllers/Rewrite.php
Line: 26
Function: run

File: /home/health365s.com/public_html/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 395

Filename: models/Common_model.php

Line Number: 293

Backtrace:

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 293
Function: _error_handler

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/modules/Article/controllers/Module_article.php
Line: 52
Function: get_all_child

File: /home/health365s.com/public_html/application/third_party/MX/Modules.php
Line: 76
Function: category

File: /home/health365s.com/public_html/application/controllers/Rewrite.php
Line: 26
Function: run

File: /home/health365s.com/public_html/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to get property 'parentid' of non-object

Filename: models/Common_model.php

Line Number: 293

Backtrace:

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 293
Function: _error_handler

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/models/Common_model.php
Line: 294
Function: get_all_child

File: /home/health365s.com/public_html/application/modules/Article/controllers/Module_article.php
Line: 52
Function: get_all_child

File: /home/health365s.com/public_html/application/third_party/MX/Modules.php
Line: 76
Function: category

File: /home/health365s.com/public_html/application/controllers/Rewrite.php
Line: 26
Function: run

File: /home/health365s.com/public_html/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to get property 'id' of non-object

Filename: controllers/Module_article.php

Line Number: 55

Backtrace:

File: /home/health365s.com/public_html/application/modules/Article/controllers/Module_article.php
Line: 55
Function: _error_handler

File: /home/health365s.com/public_html/application/third_party/MX/Modules.php
Line: 76
Function: category

File: /home/health365s.com/public_html/application/controllers/Rewrite.php
Line: 26
Function: run

File: /home/health365s.com/public_html/index.php
Line: 316
Function: require_once

Smallpox: History, Symptoms, and Global Eradication

Smallpox

Smallpox is a serious and contagious viral disease caused by the variola virus, characterized by fever and a distinctive skin rash. Once a global health threat, smallpox was declared eradicated in 1980 thanks to widespread vaccination. While the disease no longer occurs naturally, it remains a subject of study for public health preparedness.

Smallpox Basics