This black t-shirt features a bold, humorous statement: "WARNING: EXERCISE HAS BEEN KNOWN TO CAUSE HEALTH AND HAPPINESS." The message is printed in a clean, sans-serif white font that stands out sharply against the dark fabric. The shirt appears to be made of a soft, comfortable material. Ideal for gym enthusiasts, fitness lovers, or anyone with a sense of humor, this tee makes a great conversation starter and is sure to bring a smile to those who read it. Wear it to the gym, during workouts, or as a casual everyday piece to spread a positive and healthy message.