La cardiopathie

Will is about to enjoy some delicious ice cream when he gets a message from Gabi: with all that sugar, won't he get diabetes? A good bellyache maybe, but diabetes surely not. That requires some explaining... Will and The Hand have their work cut out for them!

Cynthia is very worried: her older sister is anorexic and hardly eats anymore. Will and The Hand explain to her what eating disorders are by comparing humans to flowers. Both need water and food to bloom...

Will gets a question from Sarah: the doctors said she has ADHD, but she has no idea what that means. ADHD stands for Attention Deficit Hyperactivity Disorder. Will reassures her, 'It sounds complicated, but you'll get the hang of it. To tell you the truth, it's simple... like a drawing!

Fabien wonders how one catches OCD. Will corrects him: Obsessive Compulsive Disorders cannot be caught! It all starts in the brain, where obsessive thoughts are born, which push the affected person to perform rituals to reassure themselves. Don't panic, Will and The Hand will explain everything!

Today, Will receives a sad message from Chiara: her mom is depressed and she's afraid it's her fault. 'Depression is nobody's fault,' Will replies, determined to tell us all about the mechanisms that cause this very common illness. Let's go!

Will and his partner The Hand answer Eleanor's question, 'Is it true that some people never stop bleeding when they cut themselves?' It's called hemophilia, and it's a bit of an exaggeration to say that the bleeding never stops... The Hand shows us what happens in the body, when hemophiliacs bleed.

Liang is very upset because his doctor asks him to wear a corset to treat his scoliosis. Well, wearing a corset is not fun... But for Will, no doubt, it is necessary! The Hand interrupts his vacation on the beach to illustrate our hero's explanations.

In the middle of a weight training session, Will gets a question from Mano: 'Can asthmatics play sports?' Whew, Will gets a breather... and a chance to exercise his brain! Let's go and tell the story of how asthma works in a nutshell!

Cleo is impatient and wonders if her little sister could not be born in advance. Will explains to her that it is better for the baby to stay in the womb as long as necessary. If her little sister were to arrive early, she could have serious problems. This is called prematurity. Don't worry, Will and The Hand will clear this up! …

A friend of Evan's has rheumatoid arthritis. Will pauses his video game to explain to him that this disease affects our skeleton and more precisely our joints. In his laboratory, The Hand shows us what happens to the bones...