Light is essential to plants and animals. Photo receptor cells in our retinas interact with incoming light to produce vision. Ultraviolet B light from the sun strikes our skin and causes 7-dehydrocholesterol to be converted to Vitamin D3. Plants use light energy from...
Healthy hair is something that most of us desire. We buy expensive hair care products and take time out of our busy schedules to style our hair, but we often forget about the most important aspect of healthy hair: our scalp. Our scalp is the foundation for healthy...