India, Aug. 20 -- A strong immune system does more than just fight off everyday colds, it plays a crucial role in protecting your body from serious illnesses, including cancer. Obaidur Rahman, Ortho and Sports Surgeon, shares in his August 5 Instagram post 5 simple, science-backed hacks to strengthen immunity and support long-term health. (Also read: Surgeon says 'high blood pressure often has no symptoms'; lists 5 early warning signs to watch before it gets serious )

Sharing a case study of his 19-year-old patient, Dr. Rahman mentions, "He was 19 when he lost both his parents, within eight months of each other. Both to bone cancer. Both were far too young to go. The hospital room still smelled of antiseptic when he asked me, 'Am I next,...