1) Repressing emotions can lead to illnesses like gastritis and ulcers, and over time even cancer, so it's important to speak your feelings to confidantes. 2) Indecision causes stress and health issues like stomach problems and skin conditions, so it's better to make decisions and accept the consequences rather than remain undecided. 3) Living for appearances and hiding one's true self can accumulate stress that manifests physically, so it's healthier to accept oneself and not focus so much on how others perceive you.