While chronological age is a fixed number (your actual age), biological age is an indication of how your body is aging and is based on your physiological health and the rate of your body cells ageing.
Calendula, Chamomile, Ginger, Peppermint and Green teas are all reputed to relieve hay fever symptoms. Ginger and green tea both work as natural antihistamines, whilst peppermint helps reduce congestion