WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms numbness or tingling (scalp), numbness or tingling (jaw) and restless (tossing and turning) sleep including Peripheral neuropathy, Vitamin B12 deficiency, and Multiple sclerosis.
Light is one type of radiant energy. Sunshine is radiant energy, which provides the fuel and warmth that make life on Earth possible. Heat travels from the sun by a process called radiation. Radiation is the transfer of heat by electromagnetic waves.
Solar energy is radiant light and heat from the Sun harnessed using a range of ever-evolving technologies such as solar heating, photovoltaics, solar thermal energy, solar architecture and artificial photosynthesis.