The common cold is typically caused by viruses, most often rhinoviruses, which infect the upper respiratory tract (nose and throat). 1 Zinc has been reported to block the replication of rhinovirus. By ...

Supplements that can help you stay physically and mentally healthy during the winter include vitamin D, zinc, vitamin C, and elderberry.

What should I eat to prevent flu? As cases of the “super flu” soar, dietitians reveal the healthy foods they eat for a strong immune system and symptom relief.

The South African Health Products Regulatory Authority has flagged products that contain a certain trace minerals used to treat colds and flus.

Papaya is rich in vitamins A, C and E, as well as fibre and potassium, making this fruit an immune-system booster. It's tasty ...