From the beginning, human life in prehistoric time was undoubtedly difficult. To survive, our ancestors needed food for energy and medicine to maintain health. While a high-energy food, such as meat, would be available by hunting animals, medicines to treat afflictions were undoubtedly more difficult to find. Although modern science has discovered plants and plant extracts that can treat and cure diseases, locating and identifying plants that contained health-promoting constituents during prehistoric time would be problematic.
The ancient scholars only believed that herbs are only solutions to cure a number of health related problems and diseases. They conducted thorough study about the same, experimented to arrive at accurate conclusions about the efficacy of different herbs that have medicinal value.
Indian sages were known to have remedies from plants which act against poisons from animals and snake bites.
The oldest available medicinal records, written in 5000–3000 BCE by Sumerians on clay tablets, demonstrate that humans understood diseases and that the use of medicine-containing plants could help maintain and restore good health. Medicinal plants discovered on the preserved body known as Ötzi, the Iceman that was accidently killed between 3400 and 3100 BCE in the cold, mountainous Alps, suggests that others were aware of medicinal plants.
Throughout time, medical care has continually progressed, moving from illnesses to vaccinations and new medicines along with improved healthcare facilities that can more accurately diagnose and treat health problems. Advancements in modern medicine and medical care have enabled people to live longer and healthier lives. New medicines from plant materials and antibiotics from microflora have defeated most diseases.
The importance of medicinal and aromatic plants is not recognized by everyone, loss of species due to climate changes, plant diseases, or other plant attacks could eliminate several plant species along with the benefits to which we are accustomed.
Encouraging a lot of practices, the knowledge went down to later ages. On the other hand, various climates on earth have encouraged the selection of species, eventually many regional specific unique medicinal and aromatic plants exist in the whole world. Medicinal and aromatic plants and ethnobotany were used for an original medicine of each civilizations and cultures. The movement of human causes the spread of knowledge and distribution of materials.
Dramatic events of history were the discoveries of special plants and the chemical health constituents within the plants. Due to the scarcity of the plant materials, people ventured throughout the world to seek new spice plants and the habitat in which these plants grew. By the eighteenth century, spices were recognized as medicine, a preservative, and food flavoring. By the eighteenth century, important substances were discovered and invented important substances for human health
Medicinal plants such as Aloe, Tulsi, Neem, Turmeric and Ginger cure several common ailments. These are considered as home remedies in many parts of the country. It is known fact that lots of consumers are using Basil (Tulsi) for making medicines, black tea, in pooja and other activities in their day to day life.
The World Health Organization (WHO) welcomes innovations around the world including repurposing drugs, traditional medicines and developing new therapies in the search for potential treatments for COVID-19. Medicinal plants such as Artemisia annua are being considered as possible treatments for COVID-19 and should be tested for efficacy and adverse side effects.