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Pre-diabetes in Overweight Teens

One out of every six overweight teens is pre-diabetic.

Chemotherapy and Hair Loss

Chemotherapy targets rapidly dividing cells, leading to hair loss.

Heart Attack Symptoms

Symptoms include radiating chest pain, heavy sweating, nausea, shortness of breath, and loss of consciousness.

Stroke Symptoms

Symptoms include tingling, numbness, paralysis, dizziness, vision issues, speech difficulties, and loss of consciousness.

Historical Impact of Infectious Diseases

Infectious diseases were the leading cause of death until the early 20th century.

Pathogen Types

Pathogens include viruses (e.g., flu, cold, HIV), bacteria (e.g., strep throat), fungi (e.g., athlete's foot), protozoa (e.g., giardia intestinalis), and multicellular parasites (e.g., tapeworm).

Chain of Infection

The chain includes infectious agent, reservoir host, portal of exit, mode of transmission, portal of entry, and susceptible host.

Disease Stages

Stages include infection, incubation, prodromal, illness or clinical, and recovery.

Common Cold Prevalence

The common cold is the most frequently occurring disease.

Cold Virus Variants

There are over 200 different cold viruses.

Food Poisoning Causes

Improper cooking and storage are major causes of food poisoning.

Salmonella and Food Poisoning

Salmonella is a common cause of food poisoning.

Chlamydia as an STI

Chlamydia, caused by bacteria, is the most common sexually transmitted infection.

Chronic Diseases Impact

Chronic diseases account for 70% of deaths.

Normal Blood Pressure

Normal blood pressure is 120/80 mmHg.

Heart Attack and Stroke

Both are considered medical emergencies.

Mini Strokes

Mini strokes have symptoms lasting less than 24 hours and can precede full strokes.

Cancer Definition

Cancer is the uncontrolled growth and spread of abnormal cells.

Cancer Treatment

Surgical removal of tumors and surrounding tissue is a common cancer treatment.

Radiation Therapy

It prevents cancer cells from reproducing.

Smoking and Cancer

Smoking causes one-third of cancer deaths.

Lung Cancer and Related Cancers

Lung cancer can contribute to bladder, esophagus, and breast cancer.

Asthma Impact

Asthma is the leading cause of missed school days.

STD Recurrence

Anyone can get an STD, and it's possible to contract the same STD multiple times.

Syphilis Persistence

STDs like syphilis can reappear 10 to 20 years after initial infection.