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The following Episodes are available in full on-demand. Watch them below or visit the individual episode pages.

(note: Episodes from Seasons 1-3 are not available online).

Episodesort icon Full Episode Episode number
Why Men Die Younger

Biological, social and behavioral issues are just a few factors that play a role in why women live longer.  Experts take an in-depth look into why men die at a younger age than women.

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Whooping Cough

Pertussis (whooping cough) can cause serious illness in infants, children and adults. The disease usually starts with cold-like symptoms and maybe a mild cough or fever.

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Vitamin D

(Source: NIH / MedlinePlus) Vitamin D is a fat-soluble vitamin. Fat-soluble vitamins are stored in the body's fatty tissue. Vitamin D helps the body absorb calcium. Calcium and phosphate are two minerals that are essential for normal bone formation. Throughout childhood, your body uses these minerals to produce bones. If you do not get enough calcium, or if your body does not absorb enough calcium from your diet, bone production and bone tissues may suffer. Vitamin D deficiency can lead to osteoporosis in adults or rickets in children.

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Vaccines

While there is no question that vaccines work and have changed our world by eradicating deadly diseases, some people have concerns about the risks of immunizations.  The vaccine controversy remains-where do the rights of the public and the rights of the individual collide?

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Tuberculosis

Many Americans assume tuberculosis is a disease of the past, but the reality is one-third of the world's population is infected with TB - an estimated 10 to 15 million people in the United States alone. Second Opinion explores this historic disease and what you need to know to protect yourself.

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