IN space, no one could hear his mealtime screams - but the first words France’s most famous astronaut, Jean-Loup Chretien, uttered on his return from a six-month mission were: “My God, the food was awful.”

In 2004, Tyler Robinson skipped school to wrangle crocodiles in Botswana. The Lincoln teenager also searched for leatherback sea turtle eggs in Costa Rica, excavated ancient skeletons in Thailand, and measured argali sheep in the Gobi Desert.

It’s not too hard figuring out how to achieve optimum health. It’s just common sense really, although some might say this is the least common of all the senses! A positive outlook, appropriate exercis…