Small pox vaccine by Edward Jenner.
People use light therapy to treat seasonal affective disorder (SAD), which is depression related to shorter days and reduced sunlight exposure during the fall and winter months. Most people with SAD feel better after they use light therapy.
Answer: Being pregnant, having a medical condition, and having a history of alcoholism
Explanation: Drinking while pregnant can harm your baby, medical conditions must be treated before drinking as it can cause even more health issues, and you should refrain from drinking if you used to excessively as this can cause addiction
The balls is a small hairy part of your body for men
Health-related fitness is to health as skill-related fitness is to skill