If the palm of the hand is red and the fingers are also red, it is usually due to the following reasons: 1. Infectious factors, the skin of the hand is particularly prone to bacterial, viral and especially fungal infections, such as infection with nail infection, when the palm of the hand will appear red, swollen, hot, painful, dysfunctional, etc. and can be complicated by the production of dermatitis. 2. If the palm of the hand is red and the fingers are also painful, there should also be, for example, rheumatoid arthritis, rheumatoid arthritis and other connective tissue diseases, If you have gout, gout stones are deposited on the palms of the fingers and joints, and the palms are red and the fingers are red. 4.