Here are some things that heterosexual men avoid doing because they were told it makes them look gay.
Throwing a ball underhanded. Having an ear-ring in your left ear. Wearing pink clothing. Parting your hair on the "wrong" side. Wearing a sweater as a wrap. Being a nurse, secretary, or hairdresser. Masturbating. Moisturizing, or spending any time on skincare. Driving around in a convertible with the top down. Especially with another guy in the car. Eating just a salad. Getting a vasectomy. Drinking coffee or tea with your pinkie-finger extended. Sitting next to another guy in a movie theater. Eating soup. Putting on sunscreen. Drinking through a straw. Keeping a clean home. Drinking wine instead of beer. Designing a web page or program with round edges on the controls. Calling magenta pink. Running without closed fists. Drinking sweet cocktails, especially those with little umbrellas. Having a cat instead of a dog. Liking flowers. Crossing your legs at the ankles. Checking your fingernails with your palm facing away from you. Running for a train or bus. Liking avocado. Using an umbrella. Unmarried and over 30. Wearing flip-flops. Having a female roommate. Seeing a mental health counselor. Wiping your ass.